Home / 7,010,852.80-10,516,279.20-3,609,630.40

Finding the Fourth Proportional to 7,010,852.80, 10,516,279.20 and 3,609,630.40

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Solution

The fourth proportional to 7,010,852.80, 10,516,279.20 and 3,609,630.40 is: 5,414,445.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,010,852.80 : 10,516,279.20 = 3,609,630.40 : x
  2. Step 2: Convert to fraction form
    7,010,852.80/10,516,279.20 = 3,609,630.40/x
  3. Step 3: Cross multiply
    7,010,852.80x = 10,516,279.20 × 3,609,630.40
  4. Step 4: Simplify right side
    7,010,852.80x = 37,959,881,095,207.68
  5. Step 5: Solve for x
    x = 37,959,881,095,207.68/7,010,852.80
  6. Step 6: Final answer
    x = 5,414,445.60

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Similar ratio
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1.5x scale

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.