Home / 61,222,763.70-84,484,224.45-38,017,392.84

Finding the Fourth Proportional to 61,222,763.70, 84,484,224.45 and 38,017,392.84

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Solution

The fourth proportional to 61,222,763.70, 84,484,224.45 and 38,017,392.84 is: 52,462,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,222,763.70 : 84,484,224.45 = 38,017,392.84 : x
  2. Step 2: Convert to fraction form
    61,222,763.70/84,484,224.45 = 38,017,392.84/x
  3. Step 3: Cross multiply
    61,222,763.70x = 84,484,224.45 × 38,017,392.84
  4. Step 4: Simplify right side
    61,222,763.70x = 3,211,869,949,698,383.50
  5. Step 5: Solve for x
    x = 3,211,869,949,698,383.50/61,222,763.70
  6. Step 6: Final answer
    x = 52,462,021.57

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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.