Home / 56,326,431.20-84,377,672.40-30,721,618.40

Finding the Fourth Proportional to 56,326,431.20, 84,377,672.40 and 30,721,618.40

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Solution

The fourth proportional to 56,326,431.20, 84,377,672.40 and 30,721,618.40 is: 46,021,354.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,326,431.20 : 84,377,672.40 = 30,721,618.40 : x
  2. Step 2: Convert to fraction form
    56,326,431.20/84,377,672.40 = 30,721,618.40/x
  3. Step 3: Cross multiply
    56,326,431.20x = 84,377,672.40 × 30,721,618.40
  4. Step 4: Simplify right side
    56,326,431.20x = 2,592,218,652,953,012
  5. Step 5: Solve for x
    x = 2,592,218,652,953,012/56,326,431.20
  6. Step 6: Final answer
    x = 46,021,354.41

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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.