Home / 54,984,899.98-75,877,838.48-30,538,633.42

Finding the Fourth Proportional to 54,984,899.98, 75,877,838.48 and 30,538,633.42

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Solution

The fourth proportional to 54,984,899.98, 75,877,838.48 and 30,538,633.42 is: 42,142,579.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,984,899.98 : 75,877,838.48 = 30,538,633.42 : x
  2. Step 2: Convert to fraction form
    54,984,899.98/75,877,838.48 = 30,538,633.42/x
  3. Step 3: Cross multiply
    54,984,899.98x = 75,877,838.48 × 30,538,633.42
  4. Step 4: Simplify right side
    54,984,899.98x = 2,317,205,494,042,690.50
  5. Step 5: Solve for x
    x = 2,317,205,494,042,690.50/54,984,899.98
  6. Step 6: Final answer
    x = 42,142,579.05

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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.