Home / 7,013,982.80-9,685,980.78-6,631,864.17

Finding the Fourth Proportional to 7,013,982.80, 9,685,980.78 and 6,631,864.17

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Solution

The fourth proportional to 7,013,982.80, 9,685,980.78 and 6,631,864.17 is: 9,158,292.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,013,982.80 : 9,685,980.78 = 6,631,864.17 : x
  2. Step 2: Convert to fraction form
    7,013,982.80/9,685,980.78 = 6,631,864.17/x
  3. Step 3: Cross multiply
    7,013,982.80x = 9,685,980.78 × 6,631,864.17
  4. Step 4: Simplify right side
    7,013,982.80x = 64,236,108,853,031.34
  5. Step 5: Solve for x
    x = 64,236,108,853,031.34/7,013,982.80
  6. Step 6: Final answer
    x = 9,158,292.90

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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.