Home / 21,591,875.60-32,389,487.80-7,214,994.80

Finding the Fourth Proportional to 21,591,875.60, 32,389,487.80 and 7,214,994.80

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Solution

The fourth proportional to 21,591,875.60, 32,389,487.80 and 7,214,994.80 is: 10,823,051.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,591,875.60 : 32,389,487.80 = 7,214,994.80 : x
  2. Step 2: Convert to fraction form
    21,591,875.60/32,389,487.80 = 7,214,994.80/x
  3. Step 3: Cross multiply
    21,591,875.60x = 32,389,487.80 × 7,214,994.80
  4. Step 4: Simplify right side
    21,591,875.60x = 233,689,986,051,663.44
  5. Step 5: Solve for x
    x = 233,689,986,051,663.44/21,591,875.60
  6. Step 6: Final answer
    x = 10,823,051.71

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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.