Home / 10,616,340.21-15,921,885.90-4,550,384.05

Finding the Fourth Proportional to 10,616,340.21, 15,921,885.90 and 4,550,384.05

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Solution

The fourth proportional to 10,616,340.21, 15,921,885.90 and 4,550,384.05 is: 6,824,451.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,616,340.21 : 15,921,885.90 = 4,550,384.05 : x
  2. Step 2: Convert to fraction form
    10,616,340.21/15,921,885.90 = 4,550,384.05/x
  3. Step 3: Cross multiply
    10,616,340.21x = 15,921,885.90 × 4,550,384.05
  4. Step 4: Simplify right side
    10,616,340.21x = 72,450,695,645,279.89
  5. Step 5: Solve for x
    x = 72,450,695,645,279.89/10,616,340.21
  6. Step 6: Final answer
    x = 6,824,451.20

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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.