Home / 9,137,278.51-12,609,459.17-5,006,653.27

Finding the Fourth Proportional to 9,137,278.51, 12,609,459.17 and 5,006,653.27

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Solution

The fourth proportional to 9,137,278.51, 12,609,459.17 and 5,006,653.27 is: 6,909,189.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,137,278.51 : 12,609,459.17 = 5,006,653.27 : x
  2. Step 2: Convert to fraction form
    9,137,278.51/12,609,459.17 = 5,006,653.27/x
  3. Step 3: Cross multiply
    9,137,278.51x = 12,609,459.17 × 5,006,653.27
  4. Step 4: Simplify right side
    9,137,278.51x = 63,131,189,961,378.71
  5. Step 5: Solve for x
    x = 63,131,189,961,378.71/9,137,278.51
  6. Step 6: Final answer
    x = 6,909,189.63

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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.