Home / 17,865,339.21-26,800,666.02-8,281,686.51

Finding the Fourth Proportional to 17,865,339.21, 26,800,666.02 and 8,281,686.51

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Solution

The fourth proportional to 17,865,339.21, 26,800,666.02 and 8,281,686.51 is: 12,423,761.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,865,339.21 : 26,800,666.02 = 8,281,686.51 : x
  2. Step 2: Convert to fraction form
    17,865,339.21/26,800,666.02 = 8,281,686.51/x
  3. Step 3: Cross multiply
    17,865,339.21x = 26,800,666.02 × 8,281,686.51
  4. Step 4: Simplify right side
    17,865,339.21x = 221,954,714,236,849.38
  5. Step 5: Solve for x
    x = 221,954,714,236,849.38/17,865,339.21
  6. Step 6: Final answer
    x = 12,423,761.54

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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.