Home / 21,996,210.40-33,006,125.40-9,218,006.80

Finding the Fourth Proportional to 21,996,210.40, 33,006,125.40 and 9,218,006.80

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Solution

The fourth proportional to 21,996,210.40, 33,006,125.40 and 9,218,006.80 is: 13,831,959.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,996,210.40 : 33,006,125.40 = 9,218,006.80 : x
  2. Step 2: Convert to fraction form
    21,996,210.40/33,006,125.40 = 9,218,006.80/x
  3. Step 3: Cross multiply
    21,996,210.40x = 33,006,125.40 × 9,218,006.80
  4. Step 4: Simplify right side
    21,996,210.40x = 304,250,688,378,852.75
  5. Step 5: Solve for x
    x = 304,250,688,378,852.75/21,996,210.40
  6. Step 6: Final answer
    x = 13,831,959.36

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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.