Home / 22,186,853.65-30,619,040.76-12,397,535.47

Finding the Fourth Proportional to 22,186,853.65, 30,619,040.76 and 12,397,535.47

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Solution

The fourth proportional to 22,186,853.65, 30,619,040.76 and 12,397,535.47 is: 17,109,259.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,186,853.65 : 30,619,040.76 = 12,397,535.47 : x
  2. Step 2: Convert to fraction form
    22,186,853.65/30,619,040.76 = 12,397,535.47/x
  3. Step 3: Cross multiply
    22,186,853.65x = 30,619,040.76 × 12,397,535.47
  4. Step 4: Simplify right side
    22,186,853.65x = 379,600,643,879,475.81
  5. Step 5: Solve for x
    x = 379,600,643,879,475.81/22,186,853.65
  6. Step 6: Final answer
    x = 17,109,259.83

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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.