Home / 12,997,182.06-17,937,314.75-7,195,963.80

Finding the Fourth Proportional to 12,997,182.06, 17,937,314.75 and 7,195,963.80

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Solution

The fourth proportional to 12,997,182.06, 17,937,314.75 and 7,195,963.80 is: 9,931,096.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,997,182.06 : 17,937,314.75 = 7,195,963.80 : x
  2. Step 2: Convert to fraction form
    12,997,182.06/17,937,314.75 = 7,195,963.80/x
  3. Step 3: Cross multiply
    12,997,182.06x = 17,937,314.75 × 7,195,963.80
  4. Step 4: Simplify right side
    12,997,182.06x = 129,076,267,574,226.23
  5. Step 5: Solve for x
    x = 129,076,267,574,226.23/12,997,182.06
  6. Step 6: Final answer
    x = 9,931,096.37

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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.