Home / 30,386,180.11-45,586,521.19-9,915,937.74

Finding the Fourth Proportional to 30,386,180.11, 45,586,521.19 and 9,915,937.74

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Solution

The fourth proportional to 30,386,180.11, 45,586,521.19 and 9,915,937.74 is: 14,876,272.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,386,180.11 : 45,586,521.19 = 9,915,937.74 : x
  2. Step 2: Convert to fraction form
    30,386,180.11/45,586,521.19 = 9,915,937.74/x
  3. Step 3: Cross multiply
    30,386,180.11x = 45,586,521.19 × 9,915,937.74
  4. Step 4: Simplify right side
    30,386,180.11x = 452,033,105,903,230.69
  5. Step 5: Solve for x
    x = 452,033,105,903,230.69/30,386,180.11
  6. Step 6: Final answer
    x = 14,876,272.84

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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.