Home / 8,936,260.40-12,331,052.64-5,015,117.18

Finding the Fourth Proportional to 8,936,260.40, 12,331,052.64 and 5,015,117.18

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Solution

The fourth proportional to 8,936,260.40, 12,331,052.64 and 5,015,117.18 is: 6,920,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,936,260.40 : 12,331,052.64 = 5,015,117.18 : x
  2. Step 2: Convert to fraction form
    8,936,260.40/12,331,052.64 = 5,015,117.18/x
  3. Step 3: Cross multiply
    8,936,260.40x = 12,331,052.64 × 5,015,117.18
  4. Step 4: Simplify right side
    8,936,260.40x = 61,841,673,973,175.99
  5. Step 5: Solve for x
    x = 61,841,673,973,175.99/8,936,260.40
  6. Step 6: Final answer
    x = 6,920,307.96

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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.