Home / 12,785,750.88-17,644,114.80-6,984,383.52

Finding the Fourth Proportional to 12,785,750.88, 17,644,114.80 and 6,984,383.52

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Solution

The fourth proportional to 12,785,750.88, 17,644,114.80 and 6,984,383.52 is: 9,638,328.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,785,750.88 : 17,644,114.80 = 6,984,383.52 : x
  2. Step 2: Convert to fraction form
    12,785,750.88/17,644,114.80 = 6,984,383.52/x
  3. Step 3: Cross multiply
    12,785,750.88x = 17,644,114.80 × 6,984,383.52
  4. Step 4: Simplify right side
    12,785,750.88x = 123,233,264,634,108.09
  5. Step 5: Solve for x
    x = 123,233,264,634,108.09/12,785,750.88
  6. Step 6: Final answer
    x = 9,638,328.31

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1.5x scale

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.