Home / 15,000,780.02-22,502,219.79-7,425,711.86

Finding the Fourth Proportional to 15,000,780.02, 22,502,219.79 and 7,425,711.86

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Solution

The fourth proportional to 15,000,780.02, 22,502,219.79 and 7,425,711.86 is: 11,139,087.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,000,780.02 : 22,502,219.79 = 7,425,711.86 : x
  2. Step 2: Convert to fraction form
    15,000,780.02/22,502,219.79 = 7,425,711.86/x
  3. Step 3: Cross multiply
    15,000,780.02x = 22,502,219.79 × 7,425,711.86
  4. Step 4: Simplify right side
    15,000,780.02x = 167,095,000,370,929.72
  5. Step 5: Solve for x
    x = 167,095,000,370,929.72/15,000,780.02
  6. Step 6: Final answer
    x = 11,139,087.44

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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.