Home / 10,101,479.73-13,940,041.48-5,455,264.31

Finding the Fourth Proportional to 10,101,479.73, 13,940,041.48 and 5,455,264.31

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Solution

The fourth proportional to 10,101,479.73, 13,940,041.48 and 5,455,264.31 is: 7,528,264.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,101,479.73 : 13,940,041.48 = 5,455,264.31 : x
  2. Step 2: Convert to fraction form
    10,101,479.73/13,940,041.48 = 5,455,264.31/x
  3. Step 3: Cross multiply
    10,101,479.73x = 13,940,041.48 × 5,455,264.31
  4. Step 4: Simplify right side
    10,101,479.73x = 76,046,610,734,700.36
  5. Step 5: Solve for x
    x = 76,046,610,734,700.36/10,101,479.73
  6. Step 6: Final answer
    x = 7,528,264.45

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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.