Home / 67,871,391.50-93,661,732.95-36,931,027.70

Finding the Fourth Proportional to 67,871,391.50, 93,661,732.95 and 36,931,027.70

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Solution

The fourth proportional to 67,871,391.50, 93,661,732.95 and 36,931,027.70 is: 50,964,389.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,871,391.50 : 93,661,732.95 = 36,931,027.70 : x
  2. Step 2: Convert to fraction form
    67,871,391.50/93,661,732.95 = 36,931,027.70/x
  3. Step 3: Cross multiply
    67,871,391.50x = 93,661,732.95 × 36,931,027.70
  4. Step 4: Simplify right side
    67,871,391.50x = 3,459,024,054,006,453
  5. Step 5: Solve for x
    x = 3,459,024,054,006,453/67,871,391.50
  6. Step 6: Final answer
    x = 50,964,389.82

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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.