Home / 22,408,506.76-30,938,042.51-18,288,381.01

Finding the Fourth Proportional to 22,408,506.76, 30,938,042.51 and 18,288,381.01

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Solution

The fourth proportional to 22,408,506.76, 30,938,042.51 and 18,288,381.01 is: 25,249,639.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,408,506.76 : 30,938,042.51 = 18,288,381.01 : x
  2. Step 2: Convert to fraction form
    22,408,506.76/30,938,042.51 = 18,288,381.01/x
  3. Step 3: Cross multiply
    22,408,506.76x = 30,938,042.51 × 18,288,381.01
  4. Step 4: Simplify right side
    22,408,506.76x = 565,806,709,245,141
  5. Step 5: Solve for x
    x = 565,806,709,245,141/22,408,506.76
  6. Step 6: Final answer
    x = 25,249,639.13

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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.