Home / 19,581,959.66-29,362,802.45-8,789,967.59

Finding the Fourth Proportional to 19,581,959.66, 29,362,802.45 and 8,789,967.59

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Solution

The fourth proportional to 19,581,959.66, 29,362,802.45 and 8,789,967.59 is: 13,180,401.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581,959.66 : 29,362,802.45 = 8,789,967.59 : x
  2. Step 2: Convert to fraction form
    19,581,959.66/29,362,802.45 = 8,789,967.59/x
  3. Step 3: Cross multiply
    19,581,959.66x = 29,362,802.45 × 8,789,967.59
  4. Step 4: Simplify right side
    19,581,959.66x = 258,098,081,916,529.75
  5. Step 5: Solve for x
    x = 258,098,081,916,529.75/19,581,959.66
  6. Step 6: Final answer
    x = 13,180,401.06

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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.