Home / 22,148,016.48-30,564,221.40-12,357,870.48

Finding the Fourth Proportional to 22,148,016.48, 30,564,221.40 and 12,357,870.48

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Solution

The fourth proportional to 22,148,016.48, 30,564,221.40 and 12,357,870.48 is: 17,053,838.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,148,016.48 : 30,564,221.40 = 12,357,870.48 : x
  2. Step 2: Convert to fraction form
    22,148,016.48/30,564,221.40 = 12,357,870.48/x
  3. Step 3: Cross multiply
    22,148,016.48x = 30,564,221.40 × 12,357,870.48
  4. Step 4: Simplify right side
    22,148,016.48x = 377,708,689,383,244.25
  5. Step 5: Solve for x
    x = 377,708,689,383,244.25/22,148,016.48
  6. Step 6: Final answer
    x = 17,053,838.19

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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.