Home / 10,509,834.48-14,503,561.56-5,680,938.48

Finding the Fourth Proportional to 10,509,834.48, 14,503,561.56 and 5,680,938.48

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Solution

The fourth proportional to 10,509,834.48, 14,503,561.56 and 5,680,938.48 is: 7,839,689.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,509,834.48 : 14,503,561.56 = 5,680,938.48 : x
  2. Step 2: Convert to fraction form
    10,509,834.48/14,503,561.56 = 5,680,938.48/x
  3. Step 3: Cross multiply
    10,509,834.48x = 14,503,561.56 × 5,680,938.48
  4. Step 4: Simplify right side
    10,509,834.48x = 82,393,840,963,252.84
  5. Step 5: Solve for x
    x = 82,393,840,963,252.84/10,509,834.48
  6. Step 6: Final answer
    x = 7,839,689.68

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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.