Home / 8,648,904.76-11,933,508.40-5,163,565.20

Finding the Fourth Proportional to 8,648,904.76, 11,933,508.40 and 5,163,565.20

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Solution

The fourth proportional to 8,648,904.76, 11,933,508.40 and 5,163,565.20 is: 7,124,537.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,648,904.76 : 11,933,508.40 = 5,163,565.20 : x
  2. Step 2: Convert to fraction form
    8,648,904.76/11,933,508.40 = 5,163,565.20/x
  3. Step 3: Cross multiply
    8,648,904.76x = 11,933,508.40 × 5,163,565.20
  4. Step 4: Simplify right side
    8,648,904.76x = 61,619,448,688,147.69
  5. Step 5: Solve for x
    x = 61,619,448,688,147.69/8,648,904.76
  6. Step 6: Final answer
    x = 7,124,537.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.