Home / 6,923,121.86-10,341,510.47-5,129,508.49

Finding the Fourth Proportional to 6,923,121.86, 10,341,510.47 and 5,129,508.49

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Solution

The fourth proportional to 6,923,121.86, 10,341,510.47 and 5,129,508.49 is: 7,662,275.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,923,121.86 : 10,341,510.47 = 5,129,508.49 : x
  2. Step 2: Convert to fraction form
    6,923,121.86/10,341,510.47 = 5,129,508.49/x
  3. Step 3: Cross multiply
    6,923,121.86x = 10,341,510.47 × 5,129,508.49
  4. Step 4: Simplify right side
    6,923,121.86x = 53,046,865,703,581.34
  5. Step 5: Solve for x
    x = 53,046,865,703,581.34/6,923,121.86
  6. Step 6: Final answer
    x = 7,662,275.31

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.