Home / 22,779,716.80-31,435,589.28-12,466,233.04

Finding the Fourth Proportional to 22,779,716.80, 31,435,589.28 and 12,466,233.04

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Solution

The fourth proportional to 22,779,716.80, 31,435,589.28 and 12,466,233.04 is: 17,203,171.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,779,716.80 : 31,435,589.28 = 12,466,233.04 : x
  2. Step 2: Convert to fraction form
    22,779,716.80/31,435,589.28 = 12,466,233.04/x
  3. Step 3: Cross multiply
    22,779,716.80x = 31,435,589.28 × 12,466,233.04
  4. Step 4: Simplify right side
    22,779,716.80x = 391,883,381,714,205.81
  5. Step 5: Solve for x
    x = 391,883,381,714,205.81/22,779,716.80
  6. Step 6: Final answer
    x = 17,203,171.80

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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.