Home / 5,102,442.71-7,041,371.32-2,810,603.40

Finding the Fourth Proportional to 5,102,442.71, 7,041,371.32 and 2,810,603.40

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Solution

The fourth proportional to 5,102,442.71, 7,041,371.32 and 2,810,603.40 is: 3,878,632.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,102,442.71 : 7,041,371.32 = 2,810,603.40 : x
  2. Step 2: Convert to fraction form
    5,102,442.71/7,041,371.32 = 2,810,603.40/x
  3. Step 3: Cross multiply
    5,102,442.71x = 7,041,371.32 × 2,810,603.40
  4. Step 4: Simplify right side
    5,102,442.71x = 19,790,502,172,654.49
  5. Step 5: Solve for x
    x = 19,790,502,172,654.49/5,102,442.71
  6. Step 6: Final answer
    x = 3,878,632.90

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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.