Home / 9,178,234.59-12,665,989.05-5,048,688.95

Finding the Fourth Proportional to 9,178,234.59, 12,665,989.05 and 5,048,688.95

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Solution

The fourth proportional to 9,178,234.59, 12,665,989.05 and 5,048,688.95 is: 6,967,204.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,178,234.59 : 12,665,989.05 = 5,048,688.95 : x
  2. Step 2: Convert to fraction form
    9,178,234.59/12,665,989.05 = 5,048,688.95/x
  3. Step 3: Cross multiply
    9,178,234.59x = 12,665,989.05 × 5,048,688.95
  4. Step 4: Simplify right side
    9,178,234.59x = 63,946,638,957,556
  5. Step 5: Solve for x
    x = 63,946,638,957,556/9,178,234.59
  6. Step 6: Final answer
    x = 6,967,204.68

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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.