Home / 56,709,082.40-85,063,623.60-26,420,007.20

Finding the Fourth Proportional to 56,709,082.40, 85,063,623.60 and 26,420,007.20

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Solution

The fourth proportional to 56,709,082.40, 85,063,623.60 and 26,420,007.20 is: 39,630,010.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,709,082.40 : 85,063,623.60 = 26,420,007.20 : x
  2. Step 2: Convert to fraction form
    56,709,082.40/85,063,623.60 = 26,420,007.20/x
  3. Step 3: Cross multiply
    56,709,082.40x = 85,063,623.60 × 26,420,007.20
  4. Step 4: Simplify right side
    56,709,082.40x = 2,247,381,547,970,089.75
  5. Step 5: Solve for x
    x = 2,247,381,547,970,089.75/56,709,082.40
  6. Step 6: Final answer
    x = 39,630,010.80

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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.