Home / 13,008,089.28-17,950,686.72-7,501,696.32

Finding the Fourth Proportional to 13,008,089.28, 17,950,686.72 and 7,501,696.32

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Solution

The fourth proportional to 13,008,089.28, 17,950,686.72 and 7,501,696.32 is: 10,352,066.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,008,089.28 : 17,950,686.72 = 7,501,696.32 : x
  2. Step 2: Convert to fraction form
    13,008,089.28/17,950,686.72 = 7,501,696.32/x
  3. Step 3: Cross multiply
    13,008,089.28x = 17,950,686.72 × 7,501,696.32
  4. Step 4: Simplify right side
    13,008,089.28x = 134,660,600,508,896.86
  5. Step 5: Solve for x
    x = 134,660,600,508,896.86/13,008,089.28
  6. Step 6: Final answer
    x = 10,352,066.13

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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.