Home / 12,710,116.48-17,541,878.40-7,751,435.16

Finding the Fourth Proportional to 12,710,116.48, 17,541,878.40 and 7,751,435.16

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Solution

The fourth proportional to 12,710,116.48, 17,541,878.40 and 7,751,435.16 is: 10,698,150.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,710,116.48 : 17,541,878.40 = 7,751,435.16 : x
  2. Step 2: Convert to fraction form
    12,710,116.48/17,541,878.40 = 7,751,435.16/x
  3. Step 3: Cross multiply
    12,710,116.48x = 17,541,878.40 × 7,751,435.16
  4. Step 4: Simplify right side
    12,710,116.48x = 135,974,733,002,204.53
  5. Step 5: Solve for x
    x = 135,974,733,002,204.53/12,710,116.48
  6. Step 6: Final answer
    x = 10,698,150.03

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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.