Home / 8,761,748.64-13,124,776.72-7,148,267.52

Finding the Fourth Proportional to 8,761,748.64, 13,124,776.72 and 7,148,267.52

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Solution

The fourth proportional to 8,761,748.64, 13,124,776.72 and 7,148,267.52 is: 10,707,841.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,761,748.64 : 13,124,776.72 = 7,148,267.52 : x
  2. Step 2: Convert to fraction form
    8,761,748.64/13,124,776.72 = 7,148,267.52/x
  3. Step 3: Cross multiply
    8,761,748.64x = 13,124,776.72 × 7,148,267.52
  4. Step 4: Simplify right side
    8,761,748.64x = 93,819,415,134,828.14
  5. Step 5: Solve for x
    x = 93,819,415,134,828.14/8,761,748.64
  6. Step 6: Final answer
    x = 10,707,841.44

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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.