Home / 42,124,317.20-63,186,475.80-23,921,478.80

Finding the Fourth Proportional to 42,124,317.20, 63,186,475.80 and 23,921,478.80

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Solution

The fourth proportional to 42,124,317.20, 63,186,475.80 and 23,921,478.80 is: 35,882,218.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,124,317.20 : 63,186,475.80 = 23,921,478.80 : x
  2. Step 2: Convert to fraction form
    42,124,317.20/63,186,475.80 = 23,921,478.80/x
  3. Step 3: Cross multiply
    42,124,317.20x = 63,186,475.80 × 23,921,478.80
  4. Step 4: Simplify right side
    42,124,317.20x = 1,511,513,941,296,413
  5. Step 5: Solve for x
    x = 1,511,513,941,296,413/42,124,317.20
  6. Step 6: Final answer
    x = 35,882,218.20

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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.