Home / 12,888,175.89-17,785,547.96-9,595,194.06

Finding the Fourth Proportional to 12,888,175.89, 17,785,547.96 and 9,595,194.06

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Solution

The fourth proportional to 12,888,175.89, 17,785,547.96 and 9,595,194.06 is: 13,241,267.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,888,175.89 : 17,785,547.96 = 9,595,194.06 : x
  2. Step 2: Convert to fraction form
    12,888,175.89/17,785,547.96 = 9,595,194.06/x
  3. Step 3: Cross multiply
    12,888,175.89x = 17,785,547.96 × 9,595,194.06
  4. Step 4: Simplify right side
    12,888,175.89x = 170,655,784,091,661.12
  5. Step 5: Solve for x
    x = 170,655,784,091,661.12/12,888,175.89
  6. Step 6: Final answer
    x = 13,241,267.46

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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.