Home / 21,592,656.40-32,388,984.59-7,215,724.19

Finding the Fourth Proportional to 21,592,656.40, 32,388,984.59 and 7,215,724.19

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Solution

The fourth proportional to 21,592,656.40, 32,388,984.59 and 7,215,724.19 is: 10,823,586.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,592,656.40 : 32,388,984.59 = 7,215,724.19 : x
  2. Step 2: Convert to fraction form
    21,592,656.40/32,388,984.59 = 7,215,724.19/x
  3. Step 3: Cross multiply
    21,592,656.40x = 32,388,984.59 × 7,215,724.19
  4. Step 4: Simplify right side
    21,592,656.40x = 233,709,979,517,948.91
  5. Step 5: Solve for x
    x = 233,709,979,517,948.91/21,592,656.40
  6. Step 6: Final answer
    x = 10,823,586.28

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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.