Home / 7,153,388.62-9,869,948.34-4,538,939.46

Finding the Fourth Proportional to 7,153,388.62, 9,869,948.34 and 4,538,939.46

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Solution

The fourth proportional to 7,153,388.62, 9,869,948.34 and 4,538,939.46 is: 6,262,640.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,153,388.62 : 9,869,948.34 = 4,538,939.46 : x
  2. Step 2: Convert to fraction form
    7,153,388.62/9,869,948.34 = 4,538,939.46/x
  3. Step 3: Cross multiply
    7,153,388.62x = 9,869,948.34 × 4,538,939.46
  4. Step 4: Simplify right side
    7,153,388.62x = 44,799,097,988,587.49
  5. Step 5: Solve for x
    x = 44,799,097,988,587.49/7,153,388.62
  6. Step 6: Final answer
    x = 6,262,640.04

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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.