Home / 51,365,986.38-70,883,180.19-28,160,604.18

Finding the Fourth Proportional to 51,365,986.38, 70,883,180.19 and 28,160,604.18

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Solution

The fourth proportional to 51,365,986.38, 70,883,180.19 and 28,160,604.18 is: 38,860,602.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,365,986.38 : 70,883,180.19 = 28,160,604.18 : x
  2. Step 2: Convert to fraction form
    51,365,986.38/70,883,180.19 = 28,160,604.18/x
  3. Step 3: Cross multiply
    51,365,986.38x = 70,883,180.19 × 28,160,604.18
  4. Step 4: Simplify right side
    51,365,986.38x = 1,996,113,180,350,207
  5. Step 5: Solve for x
    x = 1,996,113,180,350,207/51,365,986.38
  6. Step 6: Final answer
    x = 38,860,602.53

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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.