Home / 90,002,558.20-124,197,081.96-52,834,347.40

Finding the Fourth Proportional to 90,002,558.20, 124,197,081.96 and 52,834,347.40

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Solution

The fourth proportional to 90,002,558.20, 124,197,081.96 and 52,834,347.40 is: 72,907,614.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,002,558.20 : 124,197,081.96 = 52,834,347.40 : x
  2. Step 2: Convert to fraction form
    90,002,558.20/124,197,081.96 = 52,834,347.40/x
  3. Step 3: Cross multiply
    90,002,558.20x = 124,197,081.96 × 52,834,347.40
  4. Step 4: Simplify right side
    90,002,558.20x = 6,561,871,774,340,912
  5. Step 5: Solve for x
    x = 6,561,871,774,340,912/90,002,558.20
  6. Step 6: Final answer
    x = 72,907,614.02

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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.