Home / 10,009,509.42-13,813,019.48-5,599,177.68

Finding the Fourth Proportional to 10,009,509.42, 13,813,019.48 and 5,599,177.68

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Solution

The fourth proportional to 10,009,509.42, 13,813,019.48 and 5,599,177.68 is: 7,726,807.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,009,509.42 : 13,813,019.48 = 5,599,177.68 : x
  2. Step 2: Convert to fraction form
    10,009,509.42/13,813,019.48 = 5,599,177.68/x
  3. Step 3: Cross multiply
    10,009,509.42x = 13,813,019.48 × 5,599,177.68
  4. Step 4: Simplify right side
    10,009,509.42x = 77,341,550,337,825.31
  5. Step 5: Solve for x
    x = 77,341,550,337,825.31/10,009,509.42
  6. Step 6: Final answer
    x = 7,726,807.29

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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.