Home / 67,811,320.08-93,578,971.92-36,871,500.72

Finding the Fourth Proportional to 67,811,320.08, 93,578,971.92 and 36,871,500.72

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Solution

The fourth proportional to 67,811,320.08, 93,578,971.92 and 36,871,500.72 is: 50,882,317.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,811,320.08 : 93,578,971.92 = 36,871,500.72 : x
  2. Step 2: Convert to fraction form
    67,811,320.08/93,578,971.92 = 36,871,500.72/x
  3. Step 3: Cross multiply
    67,811,320.08x = 93,578,971.92 × 36,871,500.72
  4. Step 4: Simplify right side
    67,811,320.08x = 3,450,397,130,525,139.50
  5. Step 5: Solve for x
    x = 3,450,397,130,525,139.50/67,811,320.08
  6. Step 6: Final answer
    x = 50,882,317.68

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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.