Home / 7,243,516.16-9,986,063.82-5,778,397.36

Finding the Fourth Proportional to 7,243,516.16, 9,986,063.82 and 5,778,397.36

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Solution

The fourth proportional to 7,243,516.16, 9,986,063.82 and 5,778,397.36 is: 7,966,220.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,243,516.16 : 9,986,063.82 = 5,778,397.36 : x
  2. Step 2: Convert to fraction form
    7,243,516.16/9,986,063.82 = 5,778,397.36/x
  3. Step 3: Cross multiply
    7,243,516.16x = 9,986,063.82 × 5,778,397.36
  4. Step 4: Simplify right side
    7,243,516.16x = 57,703,444,814,279.52
  5. Step 5: Solve for x
    x = 57,703,444,814,279.52/7,243,516.16
  6. Step 6: Final answer
    x = 7,966,220.21

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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.