Home / 72,341,441.40-108,524,117.70-33,518,692.20

Finding the Fourth Proportional to 72,341,441.40, 108,524,117.70 and 33,518,692.20

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Solution

The fourth proportional to 72,341,441.40, 108,524,117.70 and 33,518,692.20 is: 50,283,577.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,341,441.40 : 108,524,117.70 = 33,518,692.20 : x
  2. Step 2: Convert to fraction form
    72,341,441.40/108,524,117.70 = 33,518,692.20/x
  3. Step 3: Cross multiply
    72,341,441.40x = 108,524,117.70 × 33,518,692.20
  4. Step 4: Simplify right side
    72,341,441.40x = 3,637,586,497,462,872
  5. Step 5: Solve for x
    x = 3,637,586,497,462,872/72,341,441.40
  6. Step 6: Final answer
    x = 50,283,577.81

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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.