Home / 7,776,117.60-11,664,176.40-2,725,605.60

Finding the Fourth Proportional to 7,776,117.60, 11,664,176.40 and 2,725,605.60

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Solution

The fourth proportional to 7,776,117.60, 11,664,176.40 and 2,725,605.60 is: 4,088,408.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,776,117.60 : 11,664,176.40 = 2,725,605.60 : x
  2. Step 2: Convert to fraction form
    7,776,117.60/11,664,176.40 = 2,725,605.60/x
  3. Step 3: Cross multiply
    7,776,117.60x = 11,664,176.40 × 2,725,605.60
  4. Step 4: Simplify right side
    7,776,117.60x = 31,791,944,515,227.84
  5. Step 5: Solve for x
    x = 31,791,944,515,227.84/7,776,117.60
  6. Step 6: Final answer
    x = 4,088,408.40

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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.