Home / 92,906,311.24-139,350,461.80-28,210,684.96

Finding the Fourth Proportional to 92,906,311.24, 139,350,461.80 and 28,210,684.96

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Solution

The fourth proportional to 92,906,311.24, 139,350,461.80 and 28,210,684.96 is: 42,313,293.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,906,311.24 : 139,350,461.80 = 28,210,684.96 : x
  2. Step 2: Convert to fraction form
    92,906,311.24/139,350,461.80 = 28,210,684.96/x
  3. Step 3: Cross multiply
    92,906,311.24x = 139,350,461.80 × 28,210,684.96
  4. Step 4: Simplify right side
    92,906,311.24x = 3,931,171,976,870,315
  5. Step 5: Solve for x
    x = 3,931,171,976,870,315/92,906,311.24
  6. Step 6: Final answer
    x = 42,313,293.08

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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.