Home / 10,237,043.70-14,120,632.02-7,784,277.57

Finding the Fourth Proportional to 10,237,043.70, 14,120,632.02 and 7,784,277.57

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Solution

The fourth proportional to 10,237,043.70, 14,120,632.02 and 7,784,277.57 is: 10,737,369.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,237,043.70 : 14,120,632.02 = 7,784,277.57 : x
  2. Step 2: Convert to fraction form
    10,237,043.70/14,120,632.02 = 7,784,277.57/x
  3. Step 3: Cross multiply
    10,237,043.70x = 14,120,632.02 × 7,784,277.57
  4. Step 4: Simplify right side
    10,237,043.70x = 109,918,919,107,509.80
  5. Step 5: Solve for x
    x = 109,918,919,107,509.80/10,237,043.70
  6. Step 6: Final answer
    x = 10,737,369.34

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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.