Home / 7,488,123.20-11,232,184.80-7,376,148.80

Finding the Fourth Proportional to 7,488,123.20, 11,232,184.80 and 7,376,148.80

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Solution

The fourth proportional to 7,488,123.20, 11,232,184.80 and 7,376,148.80 is: 11,064,223.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,123.20 : 11,232,184.80 = 7,376,148.80 : x
  2. Step 2: Convert to fraction form
    7,488,123.20/11,232,184.80 = 7,376,148.80/x
  3. Step 3: Cross multiply
    7,488,123.20x = 11,232,184.80 × 7,376,148.80
  4. Step 4: Simplify right side
    7,488,123.20x = 82,850,266,433,898.25
  5. Step 5: Solve for x
    x = 82,850,266,433,898.25/7,488,123.20
  6. Step 6: Final answer
    x = 11,064,223.20

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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.