Home / 9,919,717.12-14,865,717.60-5,360,937.76

Finding the Fourth Proportional to 9,919,717.12, 14,865,717.60 and 5,360,937.76

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Solution

The fourth proportional to 9,919,717.12, 14,865,717.60 and 5,360,937.76 is: 8,033,917.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,919,717.12 : 14,865,717.60 = 5,360,937.76 : x
  2. Step 2: Convert to fraction form
    9,919,717.12/14,865,717.60 = 5,360,937.76/x
  3. Step 3: Cross multiply
    9,919,717.12x = 14,865,717.60 × 5,360,937.76
  4. Step 4: Simplify right side
    9,919,717.12x = 79,694,186,811,336.58
  5. Step 5: Solve for x
    x = 79,694,186,811,336.58/9,919,717.12
  6. Step 6: Final answer
    x = 8,033,917.28

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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.