Home / 42,163,210.40-63,150,337.20-21,944,832.80

Finding the Fourth Proportional to 42,163,210.40, 63,150,337.20 and 21,944,832.80

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Solution

The fourth proportional to 42,163,210.40, 63,150,337.20 and 21,944,832.80 is: 32,868,075.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,163,210.40 : 63,150,337.20 = 21,944,832.80 : x
  2. Step 2: Convert to fraction form
    42,163,210.40/63,150,337.20 = 21,944,832.80/x
  3. Step 3: Cross multiply
    42,163,210.40x = 63,150,337.20 × 21,944,832.80
  4. Step 4: Simplify right side
    42,163,210.40x = 1,385,823,591,117,620.25
  5. Step 5: Solve for x
    x = 1,385,823,591,117,620.25/42,163,210.40
  6. Step 6: Final answer
    x = 32,868,075.70

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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.