Home / 56,742,002.10-85,113,003.15-39,423,294.90

Finding the Fourth Proportional to 56,742,002.10, 85,113,003.15 and 39,423,294.90

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Solution

The fourth proportional to 56,742,002.10, 85,113,003.15 and 39,423,294.90 is: 59,134,942.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,742,002.10 : 85,113,003.15 = 39,423,294.90 : x
  2. Step 2: Convert to fraction form
    56,742,002.10/85,113,003.15 = 39,423,294.90/x
  3. Step 3: Cross multiply
    56,742,002.10x = 85,113,003.15 × 39,423,294.90
  4. Step 4: Simplify right side
    56,742,002.10x = 3,355,435,023,007,079
  5. Step 5: Solve for x
    x = 3,355,435,023,007,079/56,742,002.10
  6. Step 6: Final answer
    x = 59,134,942.35

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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.