Home / 42,927,641.60-64,394,572.80-25,851,545.60

Finding the Fourth Proportional to 42,927,641.60, 64,394,572.80 and 25,851,545.60

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Solution

The fourth proportional to 42,927,641.60, 64,394,572.80 and 25,851,545.60 is: 38,779,191.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,927,641.60 : 64,394,572.80 = 25,851,545.60 : x
  2. Step 2: Convert to fraction form
    42,927,641.60/64,394,572.80 = 25,851,545.60/x
  3. Step 3: Cross multiply
    42,927,641.60x = 64,394,572.80 × 25,851,545.60
  4. Step 4: Simplify right side
    42,927,641.60x = 1,664,699,235,131,719.75
  5. Step 5: Solve for x
    x = 1,664,699,235,131,719.75/42,927,641.60
  6. Step 6: Final answer
    x = 38,779,191.52

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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.