Home / 19,442,418.40-29,156,629.20-9,854,610.40

Finding the Fourth Proportional to 19,442,418.40, 29,156,629.20 and 9,854,610.40

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Solution

The fourth proportional to 19,442,418.40, 29,156,629.20 and 9,854,610.40 is: 14,778,368.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442,418.40 : 29,156,629.20 = 9,854,610.40 : x
  2. Step 2: Convert to fraction form
    19,442,418.40/29,156,629.20 = 9,854,610.40/x
  3. Step 3: Cross multiply
    19,442,418.40x = 29,156,629.20 × 9,854,610.40
  4. Step 4: Simplify right side
    19,442,418.40x = 287,327,221,343,263.69
  5. Step 5: Solve for x
    x = 287,327,221,343,263.69/19,442,418.40
  6. Step 6: Final answer
    x = 14,778,368.38

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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.