Home / 22,217,719.86-33,317,963.81-7,641,867.87

Finding the Fourth Proportional to 22,217,719.86, 33,317,963.81 and 7,641,867.87

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Solution

The fourth proportional to 22,217,719.86, 33,317,963.81 and 7,641,867.87 is: 11,459,838.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,217,719.86 : 33,317,963.81 = 7,641,867.87 : x
  2. Step 2: Convert to fraction form
    22,217,719.86/33,317,963.81 = 7,641,867.87/x
  3. Step 3: Cross multiply
    22,217,719.86x = 33,317,963.81 × 7,641,867.87
  4. Step 4: Simplify right side
    22,217,719.86x = 254,611,477,133,461.78
  5. Step 5: Solve for x
    x = 254,611,477,133,461.78/22,217,719.86
  6. Step 6: Final answer
    x = 11,459,838.31

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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.