Home / 21,805,035.60-32,707,553.40-13,280,984.40

Finding the Fourth Proportional to 21,805,035.60, 32,707,553.40 and 13,280,984.40

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Solution

The fourth proportional to 21,805,035.60, 32,707,553.40 and 13,280,984.40 is: 19,921,476.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,805,035.60 : 32,707,553.40 = 13,280,984.40 : x
  2. Step 2: Convert to fraction form
    21,805,035.60/32,707,553.40 = 13,280,984.40/x
  3. Step 3: Cross multiply
    21,805,035.60x = 32,707,553.40 × 13,280,984.40
  4. Step 4: Simplify right side
    21,805,035.60x = 434,388,506,467,566.94
  5. Step 5: Solve for x
    x = 434,388,506,467,566.94/21,805,035.60
  6. Step 6: Final answer
    x = 19,921,476.60

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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.