Home / 22,143,934.10-33,215,901.15-19,114,720.40

Finding the Fourth Proportional to 22,143,934.10, 33,215,901.15 and 19,114,720.40

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Solution

The fourth proportional to 22,143,934.10, 33,215,901.15 and 19,114,720.40 is: 28,672,080.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,143,934.10 : 33,215,901.15 = 19,114,720.40 : x
  2. Step 2: Convert to fraction form
    22,143,934.10/33,215,901.15 = 19,114,720.40/x
  3. Step 3: Cross multiply
    22,143,934.10x = 33,215,901.15 × 19,114,720.40
  4. Step 4: Simplify right side
    22,143,934.10x = 634,912,663,316,288.38
  5. Step 5: Solve for x
    x = 634,912,663,316,288.38/22,143,934.10
  6. Step 6: Final answer
    x = 28,672,080.60

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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.