Home / 7,152,030.80-10,728,046.20-7,102,264.40

Finding the Fourth Proportional to 7,152,030.80, 10,728,046.20 and 7,102,264.40

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Solution

The fourth proportional to 7,152,030.80, 10,728,046.20 and 7,102,264.40 is: 10,653,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,152,030.80 : 10,728,046.20 = 7,102,264.40 : x
  2. Step 2: Convert to fraction form
    7,152,030.80/10,728,046.20 = 7,102,264.40/x
  3. Step 3: Cross multiply
    7,152,030.80x = 10,728,046.20 × 7,102,264.40
  4. Step 4: Simplify right side
    7,152,030.80x = 76,193,420,607,815.28
  5. Step 5: Solve for x
    x = 76,193,420,607,815.28/7,152,030.80
  6. Step 6: Final answer
    x = 10,653,396.60

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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.