Home / 12,784,055.04-17,641,878.48-6,982,835.04

Finding the Fourth Proportional to 12,784,055.04, 17,641,878.48 and 6,982,835.04

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Solution

The fourth proportional to 12,784,055.04, 17,641,878.48 and 6,982,835.04 is: 9,636,248.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,784,055.04 : 17,641,878.48 = 6,982,835.04 : x
  2. Step 2: Convert to fraction form
    12,784,055.04/17,641,878.48 = 6,982,835.04/x
  3. Step 3: Cross multiply
    12,784,055.04x = 17,641,878.48 × 6,982,835.04
  4. Step 4: Simplify right side
    12,784,055.04x = 123,190,327,221,565.94
  5. Step 5: Solve for x
    x = 123,190,327,221,565.94/12,784,055.04
  6. Step 6: Final answer
    x = 9,636,248.19

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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.