Home / 9,790,017.52-13,509,432.12-5,660,313.64

Finding the Fourth Proportional to 9,790,017.52, 13,509,432.12 and 5,660,313.64

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Solution

The fourth proportional to 9,790,017.52, 13,509,432.12 and 5,660,313.64 is: 7,810,774.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,790,017.52 : 13,509,432.12 = 5,660,313.64 : x
  2. Step 2: Convert to fraction form
    9,790,017.52/13,509,432.12 = 5,660,313.64/x
  3. Step 3: Cross multiply
    9,790,017.52x = 13,509,432.12 × 5,660,313.64
  4. Step 4: Simplify right side
    9,790,017.52x = 76,467,622,897,490.11
  5. Step 5: Solve for x
    x = 76,467,622,897,490.11/9,790,017.52
  6. Step 6: Final answer
    x = 7,810,774.88

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1.5x scale

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.