Home / 9,177,657.18-12,665,476.26-5,048,007.72

Finding the Fourth Proportional to 9,177,657.18, 12,665,476.26 and 5,048,007.72

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Solution

The fourth proportional to 9,177,657.18, 12,665,476.26 and 5,048,007.72 is: 6,966,420.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,177,657.18 : 12,665,476.26 = 5,048,007.72 : x
  2. Step 2: Convert to fraction form
    9,177,657.18/12,665,476.26 = 5,048,007.72/x
  3. Step 3: Cross multiply
    9,177,657.18x = 12,665,476.26 × 5,048,007.72
  4. Step 4: Simplify right side
    9,177,657.18x = 63,935,421,937,956.73
  5. Step 5: Solve for x
    x = 63,935,421,937,956.73/9,177,657.18
  6. Step 6: Final answer
    x = 6,966,420.81

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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.