Home / 13,122,017.40-19,683,026.10-4,601,246.70

Finding the Fourth Proportional to 13,122,017.40, 19,683,026.10 and 4,601,246.70

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Solution

The fourth proportional to 13,122,017.40, 19,683,026.10 and 4,601,246.70 is: 6,901,870.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,122,017.40 : 19,683,026.10 = 4,601,246.70 : x
  2. Step 2: Convert to fraction form
    13,122,017.40/19,683,026.10 = 4,601,246.70/x
  3. Step 3: Cross multiply
    13,122,017.40x = 19,683,026.10 × 4,601,246.70
  4. Step 4: Simplify right side
    13,122,017.40x = 90,566,458,888,638.88
  5. Step 5: Solve for x
    x = 90,566,458,888,638.88/13,122,017.40
  6. Step 6: Final answer
    x = 6,901,870.05

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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.