Home / 67,343,823.04-101,017,616.64-21,905,617.72

Finding the Fourth Proportional to 67,343,823.04, 101,017,616.64 and 21,905,617.72

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Solution

The fourth proportional to 67,343,823.04, 101,017,616.64 and 21,905,617.72 is: 32,859,038.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,343,823.04 : 101,017,616.64 = 21,905,617.72 : x
  2. Step 2: Convert to fraction form
    67,343,823.04/101,017,616.64 = 21,905,617.72/x
  3. Step 3: Cross multiply
    67,343,823.04x = 101,017,616.64 × 21,905,617.72
  4. Step 4: Simplify right side
    67,343,823.04x = 2,212,853,293,101,350.75
  5. Step 5: Solve for x
    x = 2,212,853,293,101,350.75/67,343,823.04
  6. Step 6: Final answer
    x = 32,859,038.78

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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.