Home / 9,261,038.23-12,780,232.76-5,186,657.23

Finding the Fourth Proportional to 9,261,038.23, 12,780,232.76 and 5,186,657.23

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Solution

The fourth proportional to 9,261,038.23, 12,780,232.76 and 5,186,657.23 is: 7,157,586.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,261,038.23 : 12,780,232.76 = 5,186,657.23 : x
  2. Step 2: Convert to fraction form
    9,261,038.23/12,780,232.76 = 5,186,657.23/x
  3. Step 3: Cross multiply
    9,261,038.23x = 12,780,232.76 × 5,186,657.23
  4. Step 4: Simplify right side
    9,261,038.23x = 66,286,686,645,736.86
  5. Step 5: Solve for x
    x = 66,286,686,645,736.86/9,261,038.23
  6. Step 6: Final answer
    x = 7,157,586.98

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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.