Home / 22,428,045.60-33,642,068.40-12,224,378.40

Finding the Fourth Proportional to 22,428,045.60, 33,642,068.40 and 12,224,378.40

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Solution

The fourth proportional to 22,428,045.60, 33,642,068.40 and 12,224,378.40 is: 18,336,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,428,045.60 : 33,642,068.40 = 12,224,378.40 : x
  2. Step 2: Convert to fraction form
    22,428,045.60/33,642,068.40 = 12,224,378.40/x
  3. Step 3: Cross multiply
    22,428,045.60x = 33,642,068.40 × 12,224,378.40
  4. Step 4: Simplify right side
    22,428,045.60x = 411,253,374,280,282.56
  5. Step 5: Solve for x
    x = 411,253,374,280,282.56/22,428,045.60
  6. Step 6: Final answer
    x = 18,336,567.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.