Home / 52,521,429.96-72,491,666.58-30,798,396.36

Finding the Fourth Proportional to 52,521,429.96, 72,491,666.58 and 30,798,396.36

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Solution

The fourth proportional to 52,521,429.96, 72,491,666.58 and 30,798,396.36 is: 42,508,878.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,521,429.96 : 72,491,666.58 = 30,798,396.36 : x
  2. Step 2: Convert to fraction form
    52,521,429.96/72,491,666.58 = 30,798,396.36/x
  3. Step 3: Cross multiply
    52,521,429.96x = 72,491,666.58 × 30,798,396.36
  4. Step 4: Simplify right side
    52,521,429.96x = 2,232,627,080,127,805.50
  5. Step 5: Solve for x
    x = 2,232,627,080,127,805.50/52,521,429.96
  6. Step 6: Final answer
    x = 42,508,878.41

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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.