Home / 7,971,459.84-11,959,087.95-2,580,111.18

Finding the Fourth Proportional to 7,971,459.84, 11,959,087.95 and 2,580,111.18

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Solution

The fourth proportional to 7,971,459.84, 11,959,087.95 and 2,580,111.18 is: 3,870,781.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,459.84 : 11,959,087.95 = 2,580,111.18 : x
  2. Step 2: Convert to fraction form
    7,971,459.84/11,959,087.95 = 2,580,111.18/x
  3. Step 3: Cross multiply
    7,971,459.84x = 11,959,087.95 × 2,580,111.18
  4. Step 4: Simplify right side
    7,971,459.84x = 30,855,776,522,398.28
  5. Step 5: Solve for x
    x = 30,855,776,522,398.28/7,971,459.84
  6. Step 6: Final answer
    x = 3,870,781.15

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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.