Home / 9,029,381.34-12,459,932.79-4,955,262.78

Finding the Fourth Proportional to 9,029,381.34, 12,459,932.79 and 4,955,262.78

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Solution

The fourth proportional to 9,029,381.34, 12,459,932.79 and 4,955,262.78 is: 6,837,925.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,029,381.34 : 12,459,932.79 = 4,955,262.78 : x
  2. Step 2: Convert to fraction form
    9,029,381.34/12,459,932.79 = 4,955,262.78/x
  3. Step 3: Cross multiply
    9,029,381.34x = 12,459,932.79 × 4,955,262.78
  4. Step 4: Simplify right side
    9,029,381.34x = 61,742,241,195,588.55
  5. Step 5: Solve for x
    x = 61,742,241,195,588.55/9,029,381.34
  6. Step 6: Final answer
    x = 6,837,925.97

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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.