Home / 61,896,021.82-85,417,392.58-34,021,307.81

Finding the Fourth Proportional to 61,896,021.82, 85,417,392.58 and 34,021,307.81

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Solution

The fourth proportional to 61,896,021.82, 85,417,392.58 and 34,021,307.81 is: 46,949,889.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,896,021.82 : 85,417,392.58 = 34,021,307.81 : x
  2. Step 2: Convert to fraction form
    61,896,021.82/85,417,392.58 = 34,021,307.81/x
  3. Step 3: Cross multiply
    61,896,021.82x = 85,417,392.58 × 34,021,307.81
  4. Step 4: Simplify right side
    61,896,021.82x = 2,906,011,405,420,280.50
  5. Step 5: Solve for x
    x = 2,906,011,405,420,280.50/61,896,021.82
  6. Step 6: Final answer
    x = 46,949,889.83

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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.