Home / 42,768,002.20-64,152,003.30-10,855,298.20

Finding the Fourth Proportional to 42,768,002.20, 64,152,003.30 and 10,855,298.20

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Solution

The fourth proportional to 42,768,002.20, 64,152,003.30 and 10,855,298.20 is: 16,282,947.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,768,002.20 : 64,152,003.30 = 10,855,298.20 : x
  2. Step 2: Convert to fraction form
    42,768,002.20/64,152,003.30 = 10,855,298.20/x
  3. Step 3: Cross multiply
    42,768,002.20x = 64,152,003.30 × 10,855,298.20
  4. Step 4: Simplify right side
    42,768,002.20x = 696,389,125,948,884
  5. Step 5: Solve for x
    x = 696,389,125,948,884/42,768,002.20
  6. Step 6: Final answer
    x = 16,282,947.30

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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.