Home / 28,454,553.60-42,681,830.40-26,103,091.20

Finding the Fourth Proportional to 28,454,553.60, 42,681,830.40 and 26,103,091.20

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Solution

The fourth proportional to 28,454,553.60, 42,681,830.40 and 26,103,091.20 is: 39,154,636.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,454,553.60 : 42,681,830.40 = 26,103,091.20 : x
  2. Step 2: Convert to fraction form
    28,454,553.60/42,681,830.40 = 26,103,091.20/x
  3. Step 3: Cross multiply
    28,454,553.60x = 42,681,830.40 × 26,103,091.20
  4. Step 4: Simplify right side
    28,454,553.60x = 1,114,127,711,514,132.38
  5. Step 5: Solve for x
    x = 1,114,127,711,514,132.38/28,454,553.60
  6. Step 6: Final answer
    x = 39,154,636.80

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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.