Home / 19,581,959.17-29,362,801.69-8,789,967.10

Finding the Fourth Proportional to 19,581,959.17, 29,362,801.69 and 8,789,967.10

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Solution

The fourth proportional to 19,581,959.17, 29,362,801.69 and 8,789,967.10 is: 13,180,400.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,581,959.17 : 29,362,801.69 = 8,789,967.10 : x
  2. Step 2: Convert to fraction form
    19,581,959.17/29,362,801.69 = 8,789,967.10/x
  3. Step 3: Cross multiply
    19,581,959.17x = 29,362,801.69 × 8,789,967.10
  4. Step 4: Simplify right side
    19,581,959.17x = 258,098,060,818,924.41
  5. Step 5: Solve for x
    x = 258,098,060,818,924.41/19,581,959.17
  6. Step 6: Final answer
    x = 13,180,400.32

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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.