Home / 7,020,748.80-10,531,123.20-6,223,587.30

Finding the Fourth Proportional to 7,020,748.80, 10,531,123.20 and 6,223,587.30

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Solution

The fourth proportional to 7,020,748.80, 10,531,123.20 and 6,223,587.30 is: 9,335,380.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,020,748.80 : 10,531,123.20 = 6,223,587.30 : x
  2. Step 2: Convert to fraction form
    7,020,748.80/10,531,123.20 = 6,223,587.30/x
  3. Step 3: Cross multiply
    7,020,748.80x = 10,531,123.20 × 6,223,587.30
  4. Step 4: Simplify right side
    7,020,748.80x = 65,541,364,602,255.35
  5. Step 5: Solve for x
    x = 65,541,364,602,255.35/7,020,748.80
  6. Step 6: Final answer
    x = 9,335,380.95

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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.