Home / 12,455,702.90-18,683,554.35-5,724,116.90

Finding the Fourth Proportional to 12,455,702.90, 18,683,554.35 and 5,724,116.90

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Solution

The fourth proportional to 12,455,702.90, 18,683,554.35 and 5,724,116.90 is: 8,586,175.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,455,702.90 : 18,683,554.35 = 5,724,116.90 : x
  2. Step 2: Convert to fraction form
    12,455,702.90/18,683,554.35 = 5,724,116.90/x
  3. Step 3: Cross multiply
    12,455,702.90x = 18,683,554.35 × 5,724,116.90
  4. Step 4: Simplify right side
    12,455,702.90x = 106,946,849,206,903.53
  5. Step 5: Solve for x
    x = 106,946,849,206,903.53/12,455,702.90
  6. Step 6: Final answer
    x = 8,586,175.35

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.