Home / 54,839,919.23-75,634,961.10-48,210,332.68

Finding the Fourth Proportional to 54,839,919.23, 75,634,961.10 and 48,210,332.68

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Solution

The fourth proportional to 54,839,919.23, 75,634,961.10 and 48,210,332.68 is: 66,491,466.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,839,919.23 : 75,634,961.10 = 48,210,332.68 : x
  2. Step 2: Convert to fraction form
    54,839,919.23/75,634,961.10 = 48,210,332.68/x
  3. Step 3: Cross multiply
    54,839,919.23x = 75,634,961.10 × 48,210,332.68
  4. Step 4: Simplify right side
    54,839,919.23x = 3,646,386,636,869,858.50
  5. Step 5: Solve for x
    x = 3,646,386,636,869,858.50/54,839,919.23
  6. Step 6: Final answer
    x = 66,491,466.22

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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.