Home / 36,445,681-50,296,089.54-20,149,206.76

Finding the Fourth Proportional to 36,445,681, 50,296,089.54 and 20,149,206.76

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Solution

The fourth proportional to 36,445,681, 50,296,089.54 and 20,149,206.76 is: 27,806,485.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,445,681 : 50,296,089.54 = 20,149,206.76 : x
  2. Step 2: Convert to fraction form
    36,445,681/50,296,089.54 = 20,149,206.76/x
  3. Step 3: Cross multiply
    36,445,681x = 50,296,089.54 × 20,149,206.76
  4. Step 4: Simplify right side
    36,445,681x = 1,013,426,307,360,933.38
  5. Step 5: Solve for x
    x = 1,013,426,307,360,933.38/36,445,681
  6. Step 6: Final answer
    x = 27,806,485.69

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Double scale
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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.