Home / 9,237,010.80-13,818,191.40-7,988,703.60

Finding the Fourth Proportional to 9,237,010.80, 13,818,191.40 and 7,988,703.60

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Solution

The fourth proportional to 9,237,010.80, 13,818,191.40 and 7,988,703.60 is: 11,950,774.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,237,010.80 : 13,818,191.40 = 7,988,703.60 : x
  2. Step 2: Convert to fraction form
    9,237,010.80/13,818,191.40 = 7,988,703.60/x
  3. Step 3: Cross multiply
    9,237,010.80x = 13,818,191.40 × 7,988,703.60
  4. Step 4: Simplify right side
    9,237,010.80x = 110,389,435,382,669.03
  5. Step 5: Solve for x
    x = 110,389,435,382,669.03/9,237,010.80
  6. Step 6: Final answer
    x = 11,950,774.74

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1.5x scale

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.