Home / 19,770,720.30-29,673,795.15-17,078,085.90

Finding the Fourth Proportional to 19,770,720.30, 29,673,795.15 and 17,078,085.90

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Solution

The fourth proportional to 19,770,720.30, 29,673,795.15 and 17,078,085.90 is: 25,632,430.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,770,720.30 : 29,673,795.15 = 17,078,085.90 : x
  2. Step 2: Convert to fraction form
    19,770,720.30/29,673,795.15 = 17,078,085.90/x
  3. Step 3: Cross multiply
    19,770,720.30x = 29,673,795.15 × 17,078,085.90
  4. Step 4: Simplify right side
    19,770,720.30x = 506,771,622,550,703.31
  5. Step 5: Solve for x
    x = 506,771,622,550,703.31/19,770,720.30
  6. Step 6: Final answer
    x = 25,632,430.93

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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.