Home / 22,790,765.40-34,186,148.10-7,641,043.80

Finding the Fourth Proportional to 22,790,765.40, 34,186,148.10 and 7,641,043.80

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Solution

The fourth proportional to 22,790,765.40, 34,186,148.10 and 7,641,043.80 is: 11,461,565.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,790,765.40 : 34,186,148.10 = 7,641,043.80 : x
  2. Step 2: Convert to fraction form
    22,790,765.40/34,186,148.10 = 7,641,043.80/x
  3. Step 3: Cross multiply
    22,790,765.40x = 34,186,148.10 × 7,641,043.80
  4. Step 4: Simplify right side
    22,790,765.40x = 261,217,854,985,386.78
  5. Step 5: Solve for x
    x = 261,217,854,985,386.78/22,790,765.40
  6. Step 6: Final answer
    x = 11,461,565.70

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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.