Home / 9,341,824.40-12,891,725.70-5,211,856.18

Finding the Fourth Proportional to 9,341,824.40, 12,891,725.70 and 5,211,856.18

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Solution

The fourth proportional to 9,341,824.40, 12,891,725.70 and 5,211,856.18 is: 7,192,366.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,341,824.40 : 12,891,725.70 = 5,211,856.18 : x
  2. Step 2: Convert to fraction form
    9,341,824.40/12,891,725.70 = 5,211,856.18/x
  3. Step 3: Cross multiply
    9,341,824.40x = 12,891,725.70 × 5,211,856.18
  4. Step 4: Simplify right side
    9,341,824.40x = 67,189,820,256,980.02
  5. Step 5: Solve for x
    x = 67,189,820,256,980.02/9,341,824.40
  6. Step 6: Final answer
    x = 7,192,366.01

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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.