Home / 19,671,152.22-29,488,865.11-6,884,681.78

Finding the Fourth Proportional to 19,671,152.22, 29,488,865.11 and 6,884,681.78

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Solution

The fourth proportional to 19,671,152.22, 29,488,865.11 and 6,884,681.78 is: 10,320,770.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,671,152.22 : 29,488,865.11 = 6,884,681.78 : x
  2. Step 2: Convert to fraction form
    19,671,152.22/29,488,865.11 = 6,884,681.78/x
  3. Step 3: Cross multiply
    19,671,152.22x = 29,488,865.11 × 6,884,681.78
  4. Step 4: Simplify right side
    19,671,152.22x = 203,021,452,335,694.69
  5. Step 5: Solve for x
    x = 203,021,452,335,694.69/19,671,152.22
  6. Step 6: Final answer
    x = 10,320,770.74

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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.