Home / 8,587,227.40-12,882,436.63-2,830,365.05

Finding the Fourth Proportional to 8,587,227.40, 12,882,436.63 and 2,830,365.05

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Solution

The fourth proportional to 8,587,227.40, 12,882,436.63 and 2,830,365.05 is: 4,246,073.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,587,227.40 : 12,882,436.63 = 2,830,365.05 : x
  2. Step 2: Convert to fraction form
    8,587,227.40/12,882,436.63 = 2,830,365.05/x
  3. Step 3: Cross multiply
    8,587,227.40x = 12,882,436.63 × 2,830,365.05
  4. Step 4: Simplify right side
    8,587,227.40x = 36,461,998,433,599.24
  5. Step 5: Solve for x
    x = 36,461,998,433,599.24/8,587,227.40
  6. Step 6: Final answer
    x = 4,246,073.47

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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.