Home / 56,007,730.40-84,001,227.60-15,609,855.20

Finding the Fourth Proportional to 56,007,730.40, 84,001,227.60 and 15,609,855.20

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Solution

The fourth proportional to 56,007,730.40, 84,001,227.60 and 15,609,855.20 is: 23,411,893.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,007,730.40 : 84,001,227.60 = 15,609,855.20 : x
  2. Step 2: Convert to fraction form
    56,007,730.40/84,001,227.60 = 15,609,855.20/x
  3. Step 3: Cross multiply
    56,007,730.40x = 84,001,227.60 × 15,609,855.20
  4. Step 4: Simplify right side
    56,007,730.40x = 1,311,246,999,458,243.25
  5. Step 5: Solve for x
    x = 1,311,246,999,458,243.25/56,007,730.40
  6. Step 6: Final answer
    x = 23,411,893.15

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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.