Home / 22,276,332-30,683,836.80-15,738,612.48

Finding the Fourth Proportional to 22,276,332, 30,683,836.80 and 15,738,612.48

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Solution

The fourth proportional to 22,276,332, 30,683,836.80 and 15,738,612.48 is: 21,678,659.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,276,332 : 30,683,836.80 = 15,738,612.48 : x
  2. Step 2: Convert to fraction form
    22,276,332/30,683,836.80 = 15,738,612.48/x
  3. Step 3: Cross multiply
    22,276,332x = 30,683,836.80 × 15,738,612.48
  4. Step 4: Simplify right side
    22,276,332x = 482,921,016,794,763.31
  5. Step 5: Solve for x
    x = 482,921,016,794,763.31/22,276,332
  6. Step 6: Final answer
    x = 21,678,659.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.