Home / 27,888,565.80-41,832,848.70-7,693,775.40

Finding the Fourth Proportional to 27,888,565.80, 41,832,848.70 and 7,693,775.40

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Solution

The fourth proportional to 27,888,565.80, 41,832,848.70 and 7,693,775.40 is: 11,540,663.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,888,565.80 : 41,832,848.70 = 7,693,775.40 : x
  2. Step 2: Convert to fraction form
    27,888,565.80/41,832,848.70 = 7,693,775.40/x
  3. Step 3: Cross multiply
    27,888,565.80x = 41,832,848.70 × 7,693,775.40
  4. Step 4: Simplify right side
    27,888,565.80x = 321,852,542,239,982
  5. Step 5: Solve for x
    x = 321,852,542,239,982/27,888,565.80
  6. Step 6: Final answer
    x = 11,540,663.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.