Home / 14,367,820.20-21,551,730.30-11,816,903.40

Finding the Fourth Proportional to 14,367,820.20, 21,551,730.30 and 11,816,903.40

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Solution

The fourth proportional to 14,367,820.20, 21,551,730.30 and 11,816,903.40 is: 17,725,355.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,367,820.20 : 21,551,730.30 = 11,816,903.40 : x
  2. Step 2: Convert to fraction form
    14,367,820.20/21,551,730.30 = 11,816,903.40/x
  3. Step 3: Cross multiply
    14,367,820.20x = 21,551,730.30 × 11,816,903.40
  4. Step 4: Simplify right side
    14,367,820.20x = 254,674,715,057,953.03
  5. Step 5: Solve for x
    x = 254,674,715,057,953.03/14,367,820.20
  6. Step 6: Final answer
    x = 17,725,355.10

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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.