Home / 12,806,602.22-17,672,878.95-7,005,333.22

Finding the Fourth Proportional to 12,806,602.22, 17,672,878.95 and 7,005,333.22

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Solution

The fourth proportional to 12,806,602.22, 17,672,878.95 and 7,005,333.22 is: 9,667,232.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,806,602.22 : 17,672,878.95 = 7,005,333.22 : x
  2. Step 2: Convert to fraction form
    12,806,602.22/17,672,878.95 = 7,005,333.22/x
  3. Step 3: Cross multiply
    12,806,602.22x = 17,672,878.95 × 7,005,333.22
  4. Step 4: Simplify right side
    12,806,602.22x = 123,804,406,001,473.70
  5. Step 5: Solve for x
    x = 123,804,406,001,473.70/12,806,602.22
  6. Step 6: Final answer
    x = 9,667,232.88

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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.