Home / 72,478,596.18-108,734,916.99-23,956,444.78

Finding the Fourth Proportional to 72,478,596.18, 108,734,916.99 and 23,956,444.78

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Solution

The fourth proportional to 72,478,596.18, 108,734,916.99 and 23,956,444.78 is: 35,940,293.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,478,596.18 : 108,734,916.99 = 23,956,444.78 : x
  2. Step 2: Convert to fraction form
    72,478,596.18/108,734,916.99 = 23,956,444.78/x
  3. Step 3: Cross multiply
    72,478,596.18x = 108,734,916.99 × 23,956,444.78
  4. Step 4: Simplify right side
    72,478,596.18x = 2,604,902,034,528,819
  5. Step 5: Solve for x
    x = 2,604,902,034,528,819/72,478,596.18
  6. Step 6: Final answer
    x = 35,940,293.71

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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.