Home / 10,692,078.30-16,038,117.45-10,479,501.90

Finding the Fourth Proportional to 10,692,078.30, 16,038,117.45 and 10,479,501.90

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Solution

The fourth proportional to 10,692,078.30, 16,038,117.45 and 10,479,501.90 is: 15,719,252.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,692,078.30 : 16,038,117.45 = 10,479,501.90 : x
  2. Step 2: Convert to fraction form
    10,692,078.30/16,038,117.45 = 10,479,501.90/x
  3. Step 3: Cross multiply
    10,692,078.30x = 16,038,117.45 × 10,479,501.90
  4. Step 4: Simplify right side
    10,692,078.30x = 168,071,482,289,698.16
  5. Step 5: Solve for x
    x = 168,071,482,289,698.16/10,692,078.30
  6. Step 6: Final answer
    x = 15,719,252.85

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Similar ratio
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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.