Home / 37,260,877.39-51,420,000.59-20,740,643.89

Finding the Fourth Proportional to 37,260,877.39, 51,420,000.59 and 20,740,643.89

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Solution

The fourth proportional to 37,260,877.39, 51,420,000.59 and 20,740,643.89 is: 28,622,082.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,260,877.39 : 51,420,000.59 = 20,740,643.89 : x
  2. Step 2: Convert to fraction form
    37,260,877.39/51,420,000.59 = 20,740,643.89/x
  3. Step 3: Cross multiply
    37,260,877.39x = 51,420,000.59 × 20,740,643.89
  4. Step 4: Simplify right side
    37,260,877.39x = 1,066,483,921,060,780
  5. Step 5: Solve for x
    x = 1,066,483,921,060,780/37,260,877.39
  6. Step 6: Final answer
    x = 28,622,082.89

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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.