Home / 51,509,909.70-77,264,864.55-15,603,452.10

Finding the Fourth Proportional to 51,509,909.70, 77,264,864.55 and 15,603,452.10

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Solution

The fourth proportional to 51,509,909.70, 77,264,864.55 and 15,603,452.10 is: 23,405,178.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,509,909.70 : 77,264,864.55 = 15,603,452.10 : x
  2. Step 2: Convert to fraction form
    51,509,909.70/77,264,864.55 = 15,603,452.10/x
  3. Step 3: Cross multiply
    51,509,909.70x = 77,264,864.55 × 15,603,452.10
  4. Step 4: Simplify right side
    51,509,909.70x = 1,205,598,613,018,913
  5. Step 5: Solve for x
    x = 1,205,598,613,018,913/51,509,909.70
  6. Step 6: Final answer
    x = 23,405,178.15

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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.