Home / 75,609,703.60-113,339,905.80-37,239,809.20

Finding the Fourth Proportional to 75,609,703.60, 113,339,905.80 and 37,239,809.20

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Solution

The fourth proportional to 75,609,703.60, 113,339,905.80 and 37,239,809.20 is: 55,822,946.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,609,703.60 : 113,339,905.80 = 37,239,809.20 : x
  2. Step 2: Convert to fraction form
    75,609,703.60/113,339,905.80 = 37,239,809.20/x
  3. Step 3: Cross multiply
    75,609,703.60x = 113,339,905.80 × 37,239,809.20
  4. Step 4: Simplify right side
    75,609,703.60x = 4,220,756,466,737,973.50
  5. Step 5: Solve for x
    x = 4,220,756,466,737,973.50/75,609,703.60
  6. Step 6: Final answer
    x = 55,822,946.87

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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.