Home / 7,488,463.40-11,232,695.10-6,564,674.60

Finding the Fourth Proportional to 7,488,463.40, 11,232,695.10 and 6,564,674.60

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Solution

The fourth proportional to 7,488,463.40, 11,232,695.10 and 6,564,674.60 is: 9,847,011.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,488,463.40 : 11,232,695.10 = 6,564,674.60 : x
  2. Step 2: Convert to fraction form
    7,488,463.40/11,232,695.10 = 6,564,674.60/x
  3. Step 3: Cross multiply
    7,488,463.40x = 11,232,695.10 × 6,564,674.60
  4. Step 4: Simplify right side
    7,488,463.40x = 73,738,988,212,514.45
  5. Step 5: Solve for x
    x = 73,738,988,212,514.45/7,488,463.40
  6. Step 6: Final answer
    x = 9,847,011.90

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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.