Home / 9,357,908.10-12,913,451.82-5,227,118.90

Finding the Fourth Proportional to 9,357,908.10, 12,913,451.82 and 5,227,118.90

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Solution

The fourth proportional to 9,357,908.10, 12,913,451.82 and 5,227,118.90 is: 7,213,166.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,357,908.10 : 12,913,451.82 = 5,227,118.90 : x
  2. Step 2: Convert to fraction form
    9,357,908.10/12,913,451.82 = 5,227,118.90/x
  3. Step 3: Cross multiply
    9,357,908.10x = 12,913,451.82 × 5,227,118.90
  4. Step 4: Simplify right side
    9,357,908.10x = 67,500,148,007,994.13
  5. Step 5: Solve for x
    x = 67,500,148,007,994.13/9,357,908.10
  6. Step 6: Final answer
    x = 7,213,166.37

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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.