Home / 17,670,755.40-26,506,133.10-9,986,512.20

Finding the Fourth Proportional to 17,670,755.40, 26,506,133.10 and 9,986,512.20

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Solution

The fourth proportional to 17,670,755.40, 26,506,133.10 and 9,986,512.20 is: 14,979,768.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,670,755.40 : 26,506,133.10 = 9,986,512.20 : x
  2. Step 2: Convert to fraction form
    17,670,755.40/26,506,133.10 = 9,986,512.20/x
  3. Step 3: Cross multiply
    17,670,755.40x = 26,506,133.10 × 9,986,512.20
  4. Step 4: Simplify right side
    17,670,755.40x = 264,703,821,577,973.81
  5. Step 5: Solve for x
    x = 264,703,821,577,973.81/17,670,755.40
  6. Step 6: Final answer
    x = 14,979,768.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.