Home / 7,074,857.66-9,763,210.17-3,935,100.15

Finding the Fourth Proportional to 7,074,857.66, 9,763,210.17 and 3,935,100.15

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Solution

The fourth proportional to 7,074,857.66, 9,763,210.17 and 3,935,100.15 is: 5,430,386.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,074,857.66 : 9,763,210.17 = 3,935,100.15 : x
  2. Step 2: Convert to fraction form
    7,074,857.66/9,763,210.17 = 3,935,100.15/x
  3. Step 3: Cross multiply
    7,074,857.66x = 9,763,210.17 × 3,935,100.15
  4. Step 4: Simplify right side
    7,074,857.66x = 38,419,209,804,448.52
  5. Step 5: Solve for x
    x = 38,419,209,804,448.52/7,074,857.66
  6. Step 6: Final answer
    x = 5,430,386.26

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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.