Home / 28,908,892.40-43,324,807.98-15,258,829.88

Finding the Fourth Proportional to 28,908,892.40, 43,324,807.98 and 15,258,829.88

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Solution

The fourth proportional to 28,908,892.40, 43,324,807.98 and 15,258,829.88 is: 22,867,907.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,908,892.40 : 43,324,807.98 = 15,258,829.88 : x
  2. Step 2: Convert to fraction form
    28,908,892.40/43,324,807.98 = 15,258,829.88/x
  3. Step 3: Cross multiply
    28,908,892.40x = 43,324,807.98 × 15,258,829.88
  4. Step 4: Simplify right side
    28,908,892.40x = 661,085,874,550,486.38
  5. Step 5: Solve for x
    x = 661,085,874,550,486.38/28,908,892.40
  6. Step 6: Final answer
    x = 22,867,907.40

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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.