Home / 77,568,507.24-107,044,864.02-42,760,433.94

Finding the Fourth Proportional to 77,568,507.24, 107,044,864.02 and 42,760,433.94

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Solution

The fourth proportional to 77,568,507.24, 107,044,864.02 and 42,760,433.94 is: 59,009,577.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    77,568,507.24 : 107,044,864.02 = 42,760,433.94 : x
  2. Step 2: Convert to fraction form
    77,568,507.24/107,044,864.02 = 42,760,433.94/x
  3. Step 3: Cross multiply
    77,568,507.24x = 107,044,864.02 × 42,760,433.94
  4. Step 4: Simplify right side
    77,568,507.24x = 4,577,284,836,543,492
  5. Step 5: Solve for x
    x = 4,577,284,836,543,492/77,568,507.24
  6. Step 6: Final answer
    x = 59,009,577.46

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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.