Home / 28,025,334.60-42,038,001.90-13,676,427.60

Finding the Fourth Proportional to 28,025,334.60, 42,038,001.90 and 13,676,427.60

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Solution

The fourth proportional to 28,025,334.60, 42,038,001.90 and 13,676,427.60 is: 20,514,641.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,025,334.60 : 42,038,001.90 = 13,676,427.60 : x
  2. Step 2: Convert to fraction form
    28,025,334.60/42,038,001.90 = 13,676,427.60/x
  3. Step 3: Cross multiply
    28,025,334.60x = 42,038,001.90 × 13,676,427.60
  4. Step 4: Simplify right side
    28,025,334.60x = 574,929,689,434,012.38
  5. Step 5: Solve for x
    x = 574,929,689,434,012.38/28,025,334.60
  6. Step 6: Final answer
    x = 20,514,641.40

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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.