Home / 30,618,879.28-45,852,697.20-22,819,089.92

Finding the Fourth Proportional to 30,618,879.28, 45,852,697.20 and 22,819,089.92

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Solution

The fourth proportional to 30,618,879.28, 45,852,697.20 and 22,819,089.92 is: 34,172,276.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,618,879.28 : 45,852,697.20 = 22,819,089.92 : x
  2. Step 2: Convert to fraction form
    30,618,879.28/45,852,697.20 = 22,819,089.92/x
  3. Step 3: Cross multiply
    30,618,879.28x = 45,852,697.20 × 22,819,089.92
  4. Step 4: Simplify right side
    30,618,879.28x = 1,046,316,820,481,332.38
  5. Step 5: Solve for x
    x = 1,046,316,820,481,332.38/30,618,879.28
  6. Step 6: Final answer
    x = 34,172,276.88

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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.