Home / 21,223,008.80-31,834,513.20-21,223,008.80

Finding the Fourth Proportional to 21,223,008.80, 31,834,513.20 and 21,223,008.80

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Solution

The fourth proportional to 21,223,008.80, 31,834,513.20 and 21,223,008.80 is: 31,834,513.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,223,008.80 : 31,834,513.20 = 21,223,008.80 : x
  2. Step 2: Convert to fraction form
    21,223,008.80/31,834,513.20 = 21,223,008.80/x
  3. Step 3: Cross multiply
    21,223,008.80x = 31,834,513.20 × 21,223,008.80
  4. Step 4: Simplify right side
    21,223,008.80x = 675,624,153,787,316.12
  5. Step 5: Solve for x
    x = 675,624,153,787,316.12/21,223,008.80
  6. Step 6: Final answer
    x = 31,834,513.20

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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.