Home / 19,442,406.40-29,156,611.20-9,854,598.40

Finding the Fourth Proportional to 19,442,406.40, 29,156,611.20 and 9,854,598.40

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Solution

The fourth proportional to 19,442,406.40, 29,156,611.20 and 9,854,598.40 is: 14,778,350.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,442,406.40 : 29,156,611.20 = 9,854,598.40 : x
  2. Step 2: Convert to fraction form
    19,442,406.40/29,156,611.20 = 9,854,598.40/x
  3. Step 3: Cross multiply
    19,442,406.40x = 29,156,611.20 × 9,854,598.40
  4. Step 4: Simplify right side
    19,442,406.40x = 287,326,694,080,942.06
  5. Step 5: Solve for x
    x = 287,326,694,080,942.06/19,442,406.40
  6. Step 6: Final answer
    x = 14,778,350.38

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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.