Home / 34,358,895.09-47,412,454.95-20,227,838.40

Finding the Fourth Proportional to 34,358,895.09, 47,412,454.95 and 20,227,838.40

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Solution

The fourth proportional to 34,358,895.09, 47,412,454.95 and 20,227,838.40 is: 27,912,756.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,358,895.09 : 47,412,454.95 = 20,227,838.40 : x
  2. Step 2: Convert to fraction form
    34,358,895.09/47,412,454.95 = 20,227,838.40/x
  3. Step 3: Cross multiply
    34,358,895.09x = 47,412,454.95 × 20,227,838.40
  4. Step 4: Simplify right side
    34,358,895.09x = 959,051,476,875,880.12
  5. Step 5: Solve for x
    x = 959,051,476,875,880.12/34,358,895.09
  6. Step 6: Final answer
    x = 27,912,756.63

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.