Home / 7,971,685.16-11,001,274.38-4,487,248.76

Finding the Fourth Proportional to 7,971,685.16, 11,001,274.38 and 4,487,248.76

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Solution

The fourth proportional to 7,971,685.16, 11,001,274.38 and 4,487,248.76 is: 6,192,599.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,971,685.16 : 11,001,274.38 = 4,487,248.76 : x
  2. Step 2: Convert to fraction form
    7,971,685.16/11,001,274.38 = 4,487,248.76/x
  3. Step 3: Cross multiply
    7,971,685.16x = 11,001,274.38 × 4,487,248.76
  4. Step 4: Simplify right side
    7,971,685.16x = 49,365,454,792,571.59
  5. Step 5: Solve for x
    x = 49,365,454,792,571.59/7,971,685.16
  6. Step 6: Final answer
    x = 6,192,599.66

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1.5x scale

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.