Home / 71,962,570.16-99,310,693.92-39,367,522.16

Finding the Fourth Proportional to 71,962,570.16, 99,310,693.92 and 39,367,522.16

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Solution

The fourth proportional to 71,962,570.16, 99,310,693.92 and 39,367,522.16 is: 54,328,464.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,962,570.16 : 99,310,693.92 = 39,367,522.16 : x
  2. Step 2: Convert to fraction form
    71,962,570.16/99,310,693.92 = 39,367,522.16/x
  3. Step 3: Cross multiply
    71,962,570.16x = 99,310,693.92 × 39,367,522.16
  4. Step 4: Simplify right side
    71,962,570.16x = 3,909,615,943,620,577
  5. Step 5: Solve for x
    x = 3,909,615,943,620,577/71,962,570.16
  6. Step 6: Final answer
    x = 54,328,464.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.