Home / 13,039,862.55-19,551,818.49-6,218,522.07

Finding the Fourth Proportional to 13,039,862.55, 19,551,818.49 and 6,218,522.07

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Solution

The fourth proportional to 13,039,862.55, 19,551,818.49 and 6,218,522.07 is: 9,323,979.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,039,862.55 : 19,551,818.49 = 6,218,522.07 : x
  2. Step 2: Convert to fraction form
    13,039,862.55/19,551,818.49 = 6,218,522.07/x
  3. Step 3: Cross multiply
    13,039,862.55x = 19,551,818.49 × 6,218,522.07
  4. Step 4: Simplify right side
    13,039,862.55x = 121,583,414,788,699.06
  5. Step 5: Solve for x
    x = 121,583,414,788,699.06/13,039,862.55
  6. Step 6: Final answer
    x = 9,323,979.78

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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.