Home / 45,050,034-66,995,524.95-43,615,128.72

Finding the Fourth Proportional to 45,050,034, 66,995,524.95 and 43,615,128.72

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Solution

The fourth proportional to 45,050,034, 66,995,524.95 and 43,615,128.72 is: 64,861,625.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,050,034 : 66,995,524.95 = 43,615,128.72 : x
  2. Step 2: Convert to fraction form
    45,050,034/66,995,524.95 = 43,615,128.72/x
  3. Step 3: Cross multiply
    45,050,034x = 66,995,524.95 × 43,615,128.72
  4. Step 4: Simplify right side
    45,050,034x = 2,922,018,444,358,221.50
  5. Step 5: Solve for x
    x = 2,922,018,444,358,221.50/45,050,034
  6. Step 6: Final answer
    x = 64,861,625.73

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.