Home / 55,996,249.44-77,273,132.16-30,878,345.28

Finding the Fourth Proportional to 55,996,249.44, 77,273,132.16 and 30,878,345.28

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Solution

The fourth proportional to 55,996,249.44, 77,273,132.16 and 30,878,345.28 is: 42,611,183.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,996,249.44 : 77,273,132.16 = 30,878,345.28 : x
  2. Step 2: Convert to fraction form
    55,996,249.44/77,273,132.16 = 30,878,345.28/x
  3. Step 3: Cross multiply
    55,996,249.44x = 77,273,132.16 × 30,878,345.28
  4. Step 4: Simplify right side
    55,996,249.44x = 2,386,066,455,703,552
  5. Step 5: Solve for x
    x = 2,386,066,455,703,552/55,996,249.44
  6. Step 6: Final answer
    x = 42,611,183.42

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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.