Home / 47,059,431.92-70,528,119.24-21,132,589.04

Finding the Fourth Proportional to 47,059,431.92, 70,528,119.24 and 21,132,589.04

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Solution

The fourth proportional to 47,059,431.92, 70,528,119.24 and 21,132,589.04 is: 31,671,477.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,059,431.92 : 70,528,119.24 = 21,132,589.04 : x
  2. Step 2: Convert to fraction form
    47,059,431.92/70,528,119.24 = 21,132,589.04/x
  3. Step 3: Cross multiply
    47,059,431.92x = 70,528,119.24 × 21,132,589.04
  4. Step 4: Simplify right side
    47,059,431.92x = 1,490,441,759,663,037
  5. Step 5: Solve for x
    x = 1,490,441,759,663,037/47,059,431.92
  6. Step 6: Final answer
    x = 31,671,477.93

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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.