Home / 8,839,381.15-12,198,223.51-4,971,904.93

Finding the Fourth Proportional to 8,839,381.15, 12,198,223.51 and 4,971,904.93

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Solution

The fourth proportional to 8,839,381.15, 12,198,223.51 and 4,971,904.93 is: 6,861,159.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,839,381.15 : 12,198,223.51 = 4,971,904.93 : x
  2. Step 2: Convert to fraction form
    8,839,381.15/12,198,223.51 = 4,971,904.93/x
  3. Step 3: Cross multiply
    8,839,381.15x = 12,198,223.51 × 4,971,904.93
  4. Step 4: Simplify right side
    8,839,381.15x = 60,648,407,606,610.90
  5. Step 5: Solve for x
    x = 60,648,407,606,610.90/8,839,381.15
  6. Step 6: Final answer
    x = 6,861,159.91

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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.