Home / 26,499,701.60-39,772,880.40-15,703,503.20

Finding the Fourth Proportional to 26,499,701.60, 39,772,880.40 and 15,703,503.20

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Solution

The fourth proportional to 26,499,701.60, 39,772,880.40 and 15,703,503.20 is: 23,569,078.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,499,701.60 : 39,772,880.40 = 15,703,503.20 : x
  2. Step 2: Convert to fraction form
    26,499,701.60/39,772,880.40 = 15,703,503.20/x
  3. Step 3: Cross multiply
    26,499,701.60x = 39,772,880.40 × 15,703,503.20
  4. Step 4: Simplify right side
    26,499,701.60x = 624,573,554,634,617.25
  5. Step 5: Solve for x
    x = 624,573,554,634,617.25/26,499,701.60
  6. Step 6: Final answer
    x = 23,569,078.78

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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.