Home / 19,173,134.40-28,759,701.60-14,890,113.60

Finding the Fourth Proportional to 19,173,134.40, 28,759,701.60 and 14,890,113.60

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Solution

The fourth proportional to 19,173,134.40, 28,759,701.60 and 14,890,113.60 is: 22,335,170.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,173,134.40 : 28,759,701.60 = 14,890,113.60 : x
  2. Step 2: Convert to fraction form
    19,173,134.40/28,759,701.60 = 14,890,113.60/x
  3. Step 3: Cross multiply
    19,173,134.40x = 28,759,701.60 × 14,890,113.60
  4. Step 4: Simplify right side
    19,173,134.40x = 428,235,223,926,101.75
  5. Step 5: Solve for x
    x = 428,235,223,926,101.75/19,173,134.40
  6. Step 6: Final answer
    x = 22,335,170.40

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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.