Home / 9,201,620.30-13,802,430.45-7,784,444.30

Finding the Fourth Proportional to 9,201,620.30, 13,802,430.45 and 7,784,444.30

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Solution

The fourth proportional to 9,201,620.30, 13,802,430.45 and 7,784,444.30 is: 11,676,666.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,201,620.30 : 13,802,430.45 = 7,784,444.30 : x
  2. Step 2: Convert to fraction form
    9,201,620.30/13,802,430.45 = 7,784,444.30/x
  3. Step 3: Cross multiply
    9,201,620.30x = 13,802,430.45 × 7,784,444.30
  4. Step 4: Simplify right side
    9,201,620.30x = 107,444,251,042,648.92
  5. Step 5: Solve for x
    x = 107,444,251,042,648.92/9,201,620.30
  6. Step 6: Final answer
    x = 11,676,666.45

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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.