Home / 7,109,180.66-9,811,842.46-4,357,398.80

Finding the Fourth Proportional to 7,109,180.66, 9,811,842.46 and 4,357,398.80

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Solution

The fourth proportional to 7,109,180.66, 9,811,842.46 and 4,357,398.80 is: 6,013,929.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,109,180.66 : 9,811,842.46 = 4,357,398.80 : x
  2. Step 2: Convert to fraction form
    7,109,180.66/9,811,842.46 = 4,357,398.80/x
  3. Step 3: Cross multiply
    7,109,180.66x = 9,811,842.46 × 4,357,398.80
  4. Step 4: Simplify right side
    7,109,180.66x = 42,754,110,501,040.34
  5. Step 5: Solve for x
    x = 42,754,110,501,040.34/7,109,180.66
  6. Step 6: Final answer
    x = 6,013,929.39

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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.