Home / 48,806,889.12-67,359,480.12-28,180,300.68

Finding the Fourth Proportional to 48,806,889.12, 67,359,480.12 and 28,180,300.68

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Solution

The fourth proportional to 48,806,889.12, 67,359,480.12 and 28,180,300.68 is: 38,892,263.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,806,889.12 : 67,359,480.12 = 28,180,300.68 : x
  2. Step 2: Convert to fraction form
    48,806,889.12/67,359,480.12 = 28,180,300.68/x
  3. Step 3: Cross multiply
    48,806,889.12x = 67,359,480.12 × 28,180,300.68
  4. Step 4: Simplify right side
    48,806,889.12x = 1,898,210,403,430,082.50
  5. Step 5: Solve for x
    x = 1,898,210,403,430,082.50/48,806,889.12
  6. Step 6: Final answer
    x = 38,892,263.73

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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.