Home / 61,320,386.82-92,000,509.24-40,932,981.46

Finding the Fourth Proportional to 61,320,386.82, 92,000,509.24 and 40,932,981.46

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Solution

The fourth proportional to 61,320,386.82, 92,000,509.24 and 40,932,981.46 is: 61,412,775.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,320,386.82 : 92,000,509.24 = 40,932,981.46 : x
  2. Step 2: Convert to fraction form
    61,320,386.82/92,000,509.24 = 40,932,981.46/x
  3. Step 3: Cross multiply
    61,320,386.82x = 92,000,509.24 × 40,932,981.46
  4. Step 4: Simplify right side
    61,320,386.82x = 3,765,855,138,581,772.50
  5. Step 5: Solve for x
    x = 3,765,855,138,581,772.50/61,320,386.82
  6. Step 6: Final answer
    x = 61,412,775.33

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.