Home / 9,409,515.76-12,980,344.08-6,148,237.04

Finding the Fourth Proportional to 9,409,515.76, 12,980,344.08 and 6,148,237.04

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Solution

The fourth proportional to 9,409,515.76, 12,980,344.08 and 6,148,237.04 is: 8,481,438.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,409,515.76 : 12,980,344.08 = 6,148,237.04 : x
  2. Step 2: Convert to fraction form
    9,409,515.76/12,980,344.08 = 6,148,237.04/x
  3. Step 3: Cross multiply
    9,409,515.76x = 12,980,344.08 × 6,148,237.04
  4. Step 4: Simplify right side
    9,409,515.76x = 79,806,232,264,600.72
  5. Step 5: Solve for x
    x = 79,806,232,264,600.72/9,409,515.76
  6. Step 6: Final answer
    x = 8,481,438.82

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1.5x scale

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.