Home / 9,247,560.40-12,761,615.37-5,173,179.40

Finding the Fourth Proportional to 9,247,560.40, 12,761,615.37 and 5,173,179.40

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Solution

The fourth proportional to 9,247,560.40, 12,761,615.37 and 5,173,179.40 is: 7,138,977.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,247,560.40 : 12,761,615.37 = 5,173,179.40 : x
  2. Step 2: Convert to fraction form
    9,247,560.40/12,761,615.37 = 5,173,179.40/x
  3. Step 3: Cross multiply
    9,247,560.40x = 12,761,615.37 × 5,173,179.40
  4. Step 4: Simplify right side
    9,247,560.40x = 66,018,125,742,807.38
  5. Step 5: Solve for x
    x = 66,018,125,742,807.38/9,247,560.40
  6. Step 6: Final answer
    x = 7,138,977.51

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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.