Home / 26,142,836.69-36,074,587.24-15,127,389.11

Finding the Fourth Proportional to 26,142,836.69, 36,074,587.24 and 15,127,389.11

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Solution

The fourth proportional to 26,142,836.69, 36,074,587.24 and 15,127,389.11 is: 20,874,334.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,142,836.69 : 36,074,587.24 = 15,127,389.11 : x
  2. Step 2: Convert to fraction form
    26,142,836.69/36,074,587.24 = 15,127,389.11/x
  3. Step 3: Cross multiply
    26,142,836.69x = 36,074,587.24 × 15,127,389.11
  4. Step 4: Simplify right side
    26,142,836.69x = 545,714,318,271,216.69
  5. Step 5: Solve for x
    x = 545,714,318,271,216.69/26,142,836.69
  6. Step 6: Final answer
    x = 20,874,334.51

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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.