Home / 28,598,419.68-42,883,680.12-10,148,117.38

Finding the Fourth Proportional to 28,598,419.68, 42,883,680.12 and 10,148,117.38

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Solution

The fourth proportional to 28,598,419.68, 42,883,680.12 and 10,148,117.38 is: 15,217,226.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,598,419.68 : 42,883,680.12 = 10,148,117.38 : x
  2. Step 2: Convert to fraction form
    28,598,419.68/42,883,680.12 = 10,148,117.38/x
  3. Step 3: Cross multiply
    28,598,419.68x = 42,883,680.12 × 10,148,117.38
  4. Step 4: Simplify right side
    28,598,419.68x = 435,188,619,544,132.50
  5. Step 5: Solve for x
    x = 435,188,619,544,132.50/28,598,419.68
  6. Step 6: Final answer
    x = 15,217,226.14

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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.