Home / 7,100,909.37-10,627,895.10-6,462,814.78

Finding the Fourth Proportional to 7,100,909.37, 10,627,895.10 and 6,462,814.78

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Solution

The fourth proportional to 7,100,909.37, 10,627,895.10 and 6,462,814.78 is: 9,672,862.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,100,909.37 : 10,627,895.10 = 6,462,814.78 : x
  2. Step 2: Convert to fraction form
    7,100,909.37/10,627,895.10 = 6,462,814.78/x
  3. Step 3: Cross multiply
    7,100,909.37x = 10,627,895.10 × 6,462,814.78
  4. Step 4: Simplify right side
    7,100,909.37x = 68,686,117,532,569.58
  5. Step 5: Solve for x
    x = 68,686,117,532,569.58/7,100,909.37
  6. Step 6: Final answer
    x = 9,672,862.16

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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.