Home / 84,249,953.70-126,388,927.35-33,133,640.10

Finding the Fourth Proportional to 84,249,953.70, 126,388,927.35 and 33,133,640.10

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Solution

The fourth proportional to 84,249,953.70, 126,388,927.35 and 33,133,640.10 is: 49,705,964.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,249,953.70 : 126,388,927.35 = 33,133,640.10 : x
  2. Step 2: Convert to fraction form
    84,249,953.70/126,388,927.35 = 33,133,640.10/x
  3. Step 3: Cross multiply
    84,249,953.70x = 126,388,927.35 × 33,133,640.10
  4. Step 4: Simplify right side
    84,249,953.70x = 4,187,725,231,439,946.50
  5. Step 5: Solve for x
    x = 4,187,725,231,439,946.50/84,249,953.70
  6. Step 6: Final answer
    x = 49,705,964.78

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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.