Home / 9,999,319.92-13,799,018.55-5,589,039.36

Finding the Fourth Proportional to 9,999,319.92, 13,799,018.55 and 5,589,039.36

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Solution

The fourth proportional to 9,999,319.92, 13,799,018.55 and 5,589,039.36 is: 7,712,850.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,999,319.92 : 13,799,018.55 = 5,589,039.36 : x
  2. Step 2: Convert to fraction form
    9,999,319.92/13,799,018.55 = 5,589,039.36/x
  3. Step 3: Cross multiply
    9,999,319.92x = 13,799,018.55 × 5,589,039.36
  4. Step 4: Simplify right side
    9,999,319.92x = 77,123,257,805,320.14
  5. Step 5: Solve for x
    x = 77,123,257,805,320.14/9,999,319.92
  6. Step 6: Final answer
    x = 7,712,850.32

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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.