Home / 10,280,440.56-15,421,425.52-3,091,398.96

Finding the Fourth Proportional to 10,280,440.56, 15,421,425.52 and 3,091,398.96

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Solution

The fourth proportional to 10,280,440.56, 15,421,425.52 and 3,091,398.96 is: 4,637,328.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,280,440.56 : 15,421,425.52 = 3,091,398.96 : x
  2. Step 2: Convert to fraction form
    10,280,440.56/15,421,425.52 = 3,091,398.96/x
  3. Step 3: Cross multiply
    10,280,440.56x = 15,421,425.52 × 3,091,398.96
  4. Step 4: Simplify right side
    10,280,440.56x = 47,673,778,814,245.46
  5. Step 5: Solve for x
    x = 47,673,778,814,245.46/10,280,440.56
  6. Step 6: Final answer
    x = 4,637,328.38

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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.