Home / 7,385,988.56-10,190,869.12-4,329,612.32

Finding the Fourth Proportional to 7,385,988.56, 10,190,869.12 and 4,329,612.32

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Solution

The fourth proportional to 7,385,988.56, 10,190,869.12 and 4,329,612.32 is: 5,973,812.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,385,988.56 : 10,190,869.12 = 4,329,612.32 : x
  2. Step 2: Convert to fraction form
    7,385,988.56/10,190,869.12 = 4,329,612.32/x
  3. Step 3: Cross multiply
    7,385,988.56x = 10,190,869.12 × 4,329,612.32
  4. Step 4: Simplify right side
    7,385,988.56x = 44,122,512,480,886.80
  5. Step 5: Solve for x
    x = 44,122,512,480,886.80/7,385,988.56
  6. Step 6: Final answer
    x = 5,973,812.73

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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.