Home / 26,521,329.60-36,577,599.84-15,645,816

Finding the Fourth Proportional to 26,521,329.60, 36,577,599.84 and 15,645,816

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Solution

The fourth proportional to 26,521,329.60, 36,577,599.84 and 15,645,816 is: 21,578,344.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,521,329.60 : 36,577,599.84 = 15,645,816 : x
  2. Step 2: Convert to fraction form
    26,521,329.60/36,577,599.84 = 15,645,816/x
  3. Step 3: Cross multiply
    26,521,329.60x = 36,577,599.84 × 15,645,816
  4. Step 4: Simplify right side
    26,521,329.60x = 572,286,396,818,269.50
  5. Step 5: Solve for x
    x = 572,286,396,818,269.50/26,521,329.60
  6. Step 6: Final answer
    x = 21,578,344.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.