Home / 21,686,864.80-32,492,972.40-14,109,930.40

Finding the Fourth Proportional to 21,686,864.80, 32,492,972.40 and 14,109,930.40

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Solution

The fourth proportional to 21,686,864.80, 32,492,972.40 and 14,109,930.40 is: 21,140,611.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,686,864.80 : 32,492,972.40 = 14,109,930.40 : x
  2. Step 2: Convert to fraction form
    21,686,864.80/32,492,972.40 = 14,109,930.40/x
  3. Step 3: Cross multiply
    21,686,864.80x = 32,492,972.40 × 14,109,930.40
  4. Step 4: Simplify right side
    21,686,864.80x = 458,473,579,053,120.94
  5. Step 5: Solve for x
    x = 458,473,579,053,120.94/21,686,864.80
  6. Step 6: Final answer
    x = 21,140,611.30

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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.