Home / 12,641,106.24-17,444,678.40-6,839,899.20

Finding the Fourth Proportional to 12,641,106.24, 17,444,678.40 and 6,839,899.20

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Solution

The fourth proportional to 12,641,106.24, 17,444,678.40 and 6,839,899.20 is: 9,439,034.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,641,106.24 : 17,444,678.40 = 6,839,899.20 : x
  2. Step 2: Convert to fraction form
    12,641,106.24/17,444,678.40 = 6,839,899.20/x
  3. Step 3: Cross multiply
    12,641,106.24x = 17,444,678.40 × 6,839,899.20
  4. Step 4: Simplify right side
    12,641,106.24x = 119,319,841,832,417.27
  5. Step 5: Solve for x
    x = 119,319,841,832,417.27/12,641,106.24
  6. Step 6: Final answer
    x = 9,439,034.81

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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.