Home / 26,958,712.12-40,445,158.10-9,688,657.72

Finding the Fourth Proportional to 26,958,712.12, 40,445,158.10 and 9,688,657.72

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Solution

The fourth proportional to 26,958,712.12, 40,445,158.10 and 9,688,657.72 is: 14,535,534.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,958,712.12 : 40,445,158.10 = 9,688,657.72 : x
  2. Step 2: Convert to fraction form
    26,958,712.12/40,445,158.10 = 9,688,657.72/x
  3. Step 3: Cross multiply
    26,958,712.12x = 40,445,158.10 × 9,688,657.72
  4. Step 4: Simplify right side
    26,958,712.12x = 391,859,293,262,185.56
  5. Step 5: Solve for x
    x = 391,859,293,262,185.56/26,958,712.12
  6. Step 6: Final answer
    x = 14,535,534.62

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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.