Home / 7,487,438.67-10,331,776.68-4,224,062.88

Finding the Fourth Proportional to 7,487,438.67, 10,331,776.68 and 4,224,062.88

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Solution

The fourth proportional to 7,487,438.67, 10,331,776.68 and 4,224,062.88 is: 5,828,705.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,487,438.67 : 10,331,776.68 = 4,224,062.88 : x
  2. Step 2: Convert to fraction form
    7,487,438.67/10,331,776.68 = 4,224,062.88/x
  3. Step 3: Cross multiply
    7,487,438.67x = 10,331,776.68 × 4,224,062.88
  4. Step 4: Simplify right side
    7,487,438.67x = 43,642,074,358,437.63
  5. Step 5: Solve for x
    x = 43,642,074,358,437.63/7,487,438.67
  6. Step 6: Final answer
    x = 5,828,705.42

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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.