Home / 40,995,950.40-61,517,545.20-15,455,289.60

Finding the Fourth Proportional to 40,995,950.40, 61,517,545.20 and 15,455,289.60

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Solution

The fourth proportional to 40,995,950.40, 61,517,545.20 and 15,455,289.60 is: 23,191,838.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,995,950.40 : 61,517,545.20 = 15,455,289.60 : x
  2. Step 2: Convert to fraction form
    40,995,950.40/61,517,545.20 = 15,455,289.60/x
  3. Step 3: Cross multiply
    40,995,950.40x = 61,517,545.20 × 15,455,289.60
  4. Step 4: Simplify right side
    40,995,950.40x = 950,771,476,547,090
  5. Step 5: Solve for x
    x = 950,771,476,547,090/40,995,950.40
  6. Step 6: Final answer
    x = 23,191,838.88

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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.