Home / 8,882,368.70-13,305,838.35-5,091,422.90

Finding the Fourth Proportional to 8,882,368.70, 13,305,838.35 and 5,091,422.90

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Solution

The fourth proportional to 8,882,368.70, 13,305,838.35 and 5,091,422.90 is: 7,626,980.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,882,368.70 : 13,305,838.35 = 5,091,422.90 : x
  2. Step 2: Convert to fraction form
    8,882,368.70/13,305,838.35 = 5,091,422.90/x
  3. Step 3: Cross multiply
    8,882,368.70x = 13,305,838.35 × 5,091,422.90
  4. Step 4: Simplify right side
    8,882,368.70x = 67,745,650,078,888.22
  5. Step 5: Solve for x
    x = 67,745,650,078,888.22/8,882,368.70
  6. Step 6: Final answer
    x = 7,626,980.19

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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.