Home / 40,937,490.40-61,388,520.90-16,668,351.40

Finding the Fourth Proportional to 40,937,490.40, 61,388,520.90 and 16,668,351.40

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Solution

The fourth proportional to 40,937,490.40, 61,388,520.90 and 16,668,351.40 is: 24,995,314.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,937,490.40 : 61,388,520.90 = 16,668,351.40 : x
  2. Step 2: Convert to fraction form
    40,937,490.40/61,388,520.90 = 16,668,351.40/x
  3. Step 3: Cross multiply
    40,937,490.40x = 61,388,520.90 × 16,668,351.40
  4. Step 4: Simplify right side
    40,937,490.40x = 1,023,245,438,287,444.25
  5. Step 5: Solve for x
    x = 1,023,245,438,287,444.25/40,937,490.40
  6. Step 6: Final answer
    x = 24,995,314.28

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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.