Home / 14,196,460.80-21,294,691.20-10,165,382.40

Finding the Fourth Proportional to 14,196,460.80, 21,294,691.20 and 10,165,382.40

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Solution

The fourth proportional to 14,196,460.80, 21,294,691.20 and 10,165,382.40 is: 15,248,073.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,196,460.80 : 21,294,691.20 = 10,165,382.40 : x
  2. Step 2: Convert to fraction form
    14,196,460.80/21,294,691.20 = 10,165,382.40/x
  3. Step 3: Cross multiply
    14,196,460.80x = 21,294,691.20 × 10,165,382.40
  4. Step 4: Simplify right side
    14,196,460.80x = 216,468,679,137,914.88
  5. Step 5: Solve for x
    x = 216,468,679,137,914.88/14,196,460.80
  6. Step 6: Final answer
    x = 15,248,073.60

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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.