Home / 5,113,386.40-7,055,651.28-2,908,016.32

Finding the Fourth Proportional to 5,113,386.40, 7,055,651.28 and 2,908,016.32

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Solution

The fourth proportional to 5,113,386.40, 7,055,651.28 and 2,908,016.32 is: 4,012,595.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,113,386.40 : 7,055,651.28 = 2,908,016.32 : x
  2. Step 2: Convert to fraction form
    5,113,386.40/7,055,651.28 = 2,908,016.32/x
  3. Step 3: Cross multiply
    5,113,386.40x = 7,055,651.28 × 2,908,016.32
  4. Step 4: Simplify right side
    5,113,386.40x = 20,517,949,070,468.89
  5. Step 5: Solve for x
    x = 20,517,949,070,468.89/5,113,386.40
  6. Step 6: Final answer
    x = 4,012,595.07

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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.