Home / 10,896,643.81-15,037,367.70-6,315,622.39

Finding the Fourth Proportional to 10,896,643.81, 15,037,367.70 and 6,315,622.39

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Solution

The fourth proportional to 10,896,643.81, 15,037,367.70 and 6,315,622.39 is: 8,715,558.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,896,643.81 : 15,037,367.70 = 6,315,622.39 : x
  2. Step 2: Convert to fraction form
    10,896,643.81/15,037,367.70 = 6,315,622.39/x
  3. Step 3: Cross multiply
    10,896,643.81x = 15,037,367.70 × 6,315,622.39
  4. Step 4: Simplify right side
    10,896,643.81x = 94,970,336,132,782.80
  5. Step 5: Solve for x
    x = 94,970,336,132,782.80/10,896,643.81
  6. Step 6: Final answer
    x = 8,715,558.46

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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.