Home / 28,348,472.42-42,528,910.19-9,181,167.02

Finding the Fourth Proportional to 28,348,472.42, 42,528,910.19 and 9,181,167.02

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Solution

The fourth proportional to 28,348,472.42, 42,528,910.19 and 9,181,167.02 is: 13,773,759.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,348,472.42 : 42,528,910.19 = 9,181,167.02 : x
  2. Step 2: Convert to fraction form
    28,348,472.42/42,528,910.19 = 9,181,167.02/x
  3. Step 3: Cross multiply
    28,348,472.42x = 42,528,910.19 × 9,181,167.02
  4. Step 4: Simplify right side
    28,348,472.42x = 390,465,027,374,419.62
  5. Step 5: Solve for x
    x = 390,465,027,374,419.62/28,348,472.42
  6. Step 6: Final answer
    x = 13,773,759.01

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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.