Home / 10,507,949.28-15,761,923.80-4,832,946.72

Finding the Fourth Proportional to 10,507,949.28, 15,761,923.80 and 4,832,946.72

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Solution

The fourth proportional to 10,507,949.28, 15,761,923.80 and 4,832,946.72 is: 7,249,420.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,507,949.28 : 15,761,923.80 = 4,832,946.72 : x
  2. Step 2: Convert to fraction form
    10,507,949.28/15,761,923.80 = 4,832,946.72/x
  3. Step 3: Cross multiply
    10,507,949.28x = 15,761,923.80 × 4,832,946.72
  4. Step 4: Simplify right side
    10,507,949.28x = 76,176,537,930,099.94
  5. Step 5: Solve for x
    x = 76,176,537,930,099.94/10,507,949.28
  6. Step 6: Final answer
    x = 7,249,420.02

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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.