Home / 7,008,619.80-10,512,929.70-4,304,175.60

Finding the Fourth Proportional to 7,008,619.80, 10,512,929.70 and 4,304,175.60

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Solution

The fourth proportional to 7,008,619.80, 10,512,929.70 and 4,304,175.60 is: 6,456,263.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,008,619.80 : 10,512,929.70 = 4,304,175.60 : x
  2. Step 2: Convert to fraction form
    7,008,619.80/10,512,929.70 = 4,304,175.60/x
  3. Step 3: Cross multiply
    7,008,619.80x = 10,512,929.70 × 4,304,175.60
  4. Step 4: Simplify right side
    7,008,619.80x = 45,249,495,499,255.31
  5. Step 5: Solve for x
    x = 45,249,495,499,255.31/7,008,619.80
  6. Step 6: Final answer
    x = 6,456,263.40

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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.