Home / 28,188,061.60-42,282,092.40-19,094,515.60

Finding the Fourth Proportional to 28,188,061.60, 42,282,092.40 and 19,094,515.60

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Solution

The fourth proportional to 28,188,061.60, 42,282,092.40 and 19,094,515.60 is: 28,641,773.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,188,061.60 : 42,282,092.40 = 19,094,515.60 : x
  2. Step 2: Convert to fraction form
    28,188,061.60/42,282,092.40 = 19,094,515.60/x
  3. Step 3: Cross multiply
    28,188,061.60x = 42,282,092.40 × 19,094,515.60
  4. Step 4: Simplify right side
    28,188,061.60x = 807,356,072,932,441.50
  5. Step 5: Solve for x
    x = 807,356,072,932,441.50/28,188,061.60
  6. Step 6: Final answer
    x = 28,641,773.40

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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.