Home / 45,170,437.12-67,757,117.57-21,503,561.02

Finding the Fourth Proportional to 45,170,437.12, 67,757,117.57 and 21,503,561.02

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Solution

The fourth proportional to 45,170,437.12, 67,757,117.57 and 21,503,561.02 is: 32,256,037.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,170,437.12 : 67,757,117.57 = 21,503,561.02 : x
  2. Step 2: Convert to fraction form
    45,170,437.12/67,757,117.57 = 21,503,561.02/x
  3. Step 3: Cross multiply
    45,170,437.12x = 67,757,117.57 × 21,503,561.02
  4. Step 4: Simplify right side
    45,170,437.12x = 1,457,019,312,205,809
  5. Step 5: Solve for x
    x = 1,457,019,312,205,809/45,170,437.12
  6. Step 6: Final answer
    x = 32,256,037.47

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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.