Home / 12,612,235.77-17,404,885.29-6,811,017.12

Finding the Fourth Proportional to 12,612,235.77, 17,404,885.29 and 6,811,017.12

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Solution

The fourth proportional to 12,612,235.77, 17,404,885.29 and 6,811,017.12 is: 9,399,203.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,612,235.77 : 17,404,885.29 = 6,811,017.12 : x
  2. Step 2: Convert to fraction form
    12,612,235.77/17,404,885.29 = 6,811,017.12/x
  3. Step 3: Cross multiply
    12,612,235.77x = 17,404,885.29 × 6,811,017.12
  4. Step 4: Simplify right side
    12,612,235.77x = 118,544,971,681,826.16
  5. Step 5: Solve for x
    x = 118,544,971,681,826.16/12,612,235.77
  6. Step 6: Final answer
    x = 9,399,203.59

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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.