Home / 37,989,730.85-56,990,259.71-12,082,877.36

Finding the Fourth Proportional to 37,989,730.85, 56,990,259.71 and 12,082,877.36

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Solution

The fourth proportional to 37,989,730.85, 56,990,259.71 and 12,082,877.36 is: 18,126,117.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,989,730.85 : 56,990,259.71 = 12,082,877.36 : x
  2. Step 2: Convert to fraction form
    37,989,730.85/56,990,259.71 = 12,082,877.36/x
  3. Step 3: Cross multiply
    37,989,730.85x = 56,990,259.71 × 12,082,877.36
  4. Step 4: Simplify right side
    37,989,730.85x = 688,606,318,981,758.62
  5. Step 5: Solve for x
    x = 688,606,318,981,758.62/37,989,730.85
  6. Step 6: Final answer
    x = 18,126,117.34

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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.