Home / 66,460,130.20-99,703,673.70-37,720,034.20

Finding the Fourth Proportional to 66,460,130.20, 99,703,673.70 and 37,720,034.20

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Solution

The fourth proportional to 66,460,130.20, 99,703,673.70 and 37,720,034.20 is: 56,587,701.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,460,130.20 : 99,703,673.70 = 37,720,034.20 : x
  2. Step 2: Convert to fraction form
    66,460,130.20/99,703,673.70 = 37,720,034.20/x
  3. Step 3: Cross multiply
    66,460,130.20x = 99,703,673.70 × 37,720,034.20
  4. Step 4: Simplify right side
    66,460,130.20x = 3,760,825,981,829,641
  5. Step 5: Solve for x
    x = 3,760,825,981,829,641/66,460,130.20
  6. Step 6: Final answer
    x = 56,587,701.09

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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.