Home / 12,997,701.06-17,937,387.81-7,196,482.59

Finding the Fourth Proportional to 12,997,701.06, 17,937,387.81 and 7,196,482.59

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Solution

The fourth proportional to 12,997,701.06, 17,937,387.81 and 7,196,482.59 is: 9,931,456.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,997,701.06 : 17,937,387.81 = 7,196,482.59 : x
  2. Step 2: Convert to fraction form
    12,997,701.06/17,937,387.81 = 7,196,482.59/x
  3. Step 3: Cross multiply
    12,997,701.06x = 17,937,387.81 × 7,196,482.59
  4. Step 4: Simplify right side
    12,997,701.06x = 129,086,099,084,743.22
  5. Step 5: Solve for x
    x = 129,086,099,084,743.22/12,997,701.06
  6. Step 6: Final answer
    x = 9,931,456.22

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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.