Home / 22,408,512.30-30,938,050.17-18,288,386.55

Finding the Fourth Proportional to 22,408,512.30, 30,938,050.17 and 18,288,386.55

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Solution

The fourth proportional to 22,408,512.30, 30,938,050.17 and 18,288,386.55 is: 25,249,646.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,408,512.30 : 30,938,050.17 = 18,288,386.55 : x
  2. Step 2: Convert to fraction form
    22,408,512.30/30,938,050.17 = 18,288,386.55/x
  3. Step 3: Cross multiply
    22,408,512.30x = 30,938,050.17 × 18,288,386.55
  4. Step 4: Simplify right side
    22,408,512.30x = 565,807,020,612,253.25
  5. Step 5: Solve for x
    x = 565,807,020,612,253.25/22,408,512.30
  6. Step 6: Final answer
    x = 25,249,646.79

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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.