Home / 27,141,331.60-40,711,997.40-19,063,428.40

Finding the Fourth Proportional to 27,141,331.60, 40,711,997.40 and 19,063,428.40

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Solution

The fourth proportional to 27,141,331.60, 40,711,997.40 and 19,063,428.40 is: 28,595,142.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,141,331.60 : 40,711,997.40 = 19,063,428.40 : x
  2. Step 2: Convert to fraction form
    27,141,331.60/40,711,997.40 = 19,063,428.40/x
  3. Step 3: Cross multiply
    27,141,331.60x = 40,711,997.40 × 19,063,428.40
  4. Step 4: Simplify right side
    27,141,331.60x = 776,110,247,455,886.12
  5. Step 5: Solve for x
    x = 776,110,247,455,886.12/27,141,331.60
  6. Step 6: Final answer
    x = 28,595,142.60

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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.