Home / 9,908,112.11-13,673,243.14-5,557,430.93

Finding the Fourth Proportional to 9,908,112.11, 13,673,243.14 and 5,557,430.93

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Solution

The fourth proportional to 9,908,112.11, 13,673,243.14 and 5,557,430.93 is: 7,669,281.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,908,112.11 : 13,673,243.14 = 5,557,430.93 : x
  2. Step 2: Convert to fraction form
    9,908,112.11/13,673,243.14 = 5,557,430.93/x
  3. Step 3: Cross multiply
    9,908,112.11x = 13,673,243.14 × 5,557,430.93
  4. Step 4: Simplify right side
    9,908,112.11x = 75,988,104,257,386.52
  5. Step 5: Solve for x
    x = 75,988,104,257,386.52/9,908,112.11
  6. Step 6: Final answer
    x = 7,669,281.84

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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.