Home / 15,686,638.64-23,533,740.66-5,450,008.76

Finding the Fourth Proportional to 15,686,638.64, 23,533,740.66 and 5,450,008.76

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Solution

The fourth proportional to 15,686,638.64, 23,533,740.66 and 5,450,008.76 is: 8,176,327.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,686,638.64 : 23,533,740.66 = 5,450,008.76 : x
  2. Step 2: Convert to fraction form
    15,686,638.64/23,533,740.66 = 5,450,008.76/x
  3. Step 3: Cross multiply
    15,686,638.64x = 23,533,740.66 × 5,450,008.76
  4. Step 4: Simplify right side
    15,686,638.64x = 128,259,092,752,568.17
  5. Step 5: Solve for x
    x = 128,259,092,752,568.17/15,686,638.64
  6. Step 6: Final answer
    x = 8,176,327.36

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.