Home / 7,816,066.29-10,786,053.15-4,378,430.34

Finding the Fourth Proportional to 7,816,066.29, 10,786,053.15 and 4,378,430.34

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Solution

The fourth proportional to 7,816,066.29, 10,786,053.15 and 4,378,430.34 is: 6,042,167.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816,066.29 : 10,786,053.15 = 4,378,430.34 : x
  2. Step 2: Convert to fraction form
    7,816,066.29/10,786,053.15 = 4,378,430.34/x
  3. Step 3: Cross multiply
    7,816,066.29x = 10,786,053.15 × 4,378,430.34
  4. Step 4: Simplify right side
    7,816,066.29x = 47,225,982,360,812.57
  5. Step 5: Solve for x
    x = 47,225,982,360,812.57/7,816,066.29
  6. Step 6: Final answer
    x = 6,042,167.58

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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.