Home / 7,411,265.65-10,225,215.16-4,147,561.81

Finding the Fourth Proportional to 7,411,265.65, 10,225,215.16 and 4,147,561.81

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Solution

The fourth proportional to 7,411,265.65, 10,225,215.16 and 4,147,561.81 is: 5,722,330.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,411,265.65 : 10,225,215.16 = 4,147,561.81 : x
  2. Step 2: Convert to fraction form
    7,411,265.65/10,225,215.16 = 4,147,561.81/x
  3. Step 3: Cross multiply
    7,411,265.65x = 10,225,215.16 × 4,147,561.81
  4. Step 4: Simplify right side
    7,411,265.65x = 42,409,711,896,649.04
  5. Step 5: Solve for x
    x = 42,409,711,896,649.04/7,411,265.65
  6. Step 6: Final answer
    x = 5,722,330.56

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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.