Home / 21,828,173.40-32,754,069.90-9,049,969.80

Finding the Fourth Proportional to 21,828,173.40, 32,754,069.90 and 9,049,969.80

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Solution

The fourth proportional to 21,828,173.40, 32,754,069.90 and 9,049,969.80 is: 13,579,851.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,828,173.40 : 32,754,069.90 = 9,049,969.80 : x
  2. Step 2: Convert to fraction form
    21,828,173.40/32,754,069.90 = 9,049,969.80/x
  3. Step 3: Cross multiply
    21,828,173.40x = 32,754,069.90 × 9,049,969.80
  4. Step 4: Simplify right side
    21,828,173.40x = 296,423,343,422,089
  5. Step 5: Solve for x
    x = 296,423,343,422,089/21,828,173.40
  6. Step 6: Final answer
    x = 13,579,851.05

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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.