Home / 22,020,377.06-30,375,864.36-20,461,614.68

Finding the Fourth Proportional to 22,020,377.06, 30,375,864.36 and 20,461,614.68

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Solution

The fourth proportional to 22,020,377.06, 30,375,864.36 and 20,461,614.68 is: 28,225,639.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020,377.06 : 30,375,864.36 = 20,461,614.68 : x
  2. Step 2: Convert to fraction form
    22,020,377.06/30,375,864.36 = 20,461,614.68/x
  3. Step 3: Cross multiply
    22,020,377.06x = 30,375,864.36 × 20,461,614.68
  4. Step 4: Simplify right side
    22,020,377.06x = 621,539,232,106,264.75
  5. Step 5: Solve for x
    x = 621,539,232,106,264.75/22,020,377.06
  6. Step 6: Final answer
    x = 28,225,639.84

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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.