Home / 17,386,648.80-26,104,856.40-9,828,376.80

Finding the Fourth Proportional to 17,386,648.80, 26,104,856.40 and 9,828,376.80

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Solution

The fourth proportional to 17,386,648.80, 26,104,856.40 and 9,828,376.80 is: 14,756,631.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,386,648.80 : 26,104,856.40 = 9,828,376.80 : x
  2. Step 2: Convert to fraction form
    17,386,648.80/26,104,856.40 = 9,828,376.80/x
  3. Step 3: Cross multiply
    17,386,648.80x = 26,104,856.40 × 9,828,376.80
  4. Step 4: Simplify right side
    17,386,648.80x = 256,568,365,009,091.53
  5. Step 5: Solve for x
    x = 256,568,365,009,091.53/17,386,648.80
  6. Step 6: Final answer
    x = 14,756,631.25

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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.