Home / 22,768,271.77-31,420,256.38-12,454,994.87

Finding the Fourth Proportional to 22,768,271.77, 31,420,256.38 and 12,454,994.87

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Solution

The fourth proportional to 22,768,271.77, 31,420,256.38 and 12,454,994.87 is: 17,187,915.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,768,271.77 : 31,420,256.38 = 12,454,994.87 : x
  2. Step 2: Convert to fraction form
    22,768,271.77/31,420,256.38 = 12,454,994.87/x
  3. Step 3: Cross multiply
    22,768,271.77x = 31,420,256.38 × 12,454,994.87
  4. Step 4: Simplify right side
    22,768,271.77x = 391,339,131,838,746
  5. Step 5: Solve for x
    x = 391,339,131,838,746/22,768,271.77
  6. Step 6: Final answer
    x = 17,187,915.53

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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.