Home / 51,081,875.32-76,556,276.34-20,754,283

Finding the Fourth Proportional to 51,081,875.32, 76,556,276.34 and 20,754,283

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Solution

The fourth proportional to 51,081,875.32, 76,556,276.34 and 20,754,283 is: 31,104,391.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,081,875.32 : 76,556,276.34 = 20,754,283 : x
  2. Step 2: Convert to fraction form
    51,081,875.32/76,556,276.34 = 20,754,283/x
  3. Step 3: Cross multiply
    51,081,875.32x = 76,556,276.34 × 20,754,283
  4. Step 4: Simplify right side
    51,081,875.32x = 1,588,870,624,586,564.25
  5. Step 5: Solve for x
    x = 1,588,870,624,586,564.25/51,081,875.32
  6. Step 6: Final answer
    x = 31,104,391.03

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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.