Home / 17,781,676.40-26,674,344.12-6,712,071.68

Finding the Fourth Proportional to 17,781,676.40, 26,674,344.12 and 6,712,071.68

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Solution

The fourth proportional to 17,781,676.40, 26,674,344.12 and 6,712,071.68 is: 10,068,798.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,781,676.40 : 26,674,344.12 = 6,712,071.68 : x
  2. Step 2: Convert to fraction form
    17,781,676.40/26,674,344.12 = 6,712,071.68/x
  3. Step 3: Cross multiply
    17,781,676.40x = 26,674,344.12 × 6,712,071.68
  4. Step 4: Simplify right side
    17,781,676.40x = 179,040,109,750,426.53
  5. Step 5: Solve for x
    x = 179,040,109,750,426.53/17,781,676.40
  6. Step 6: Final answer
    x = 10,068,798.11

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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.