Home / 5,457,220.40-8,170,084.20-4,827,364.40

Finding the Fourth Proportional to 5,457,220.40, 8,170,084.20 and 4,827,364.40

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Solution

The fourth proportional to 5,457,220.40, 8,170,084.20 and 4,827,364.40 is: 7,227,117.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,457,220.40 : 8,170,084.20 = 4,827,364.40 : x
  2. Step 2: Convert to fraction form
    5,457,220.40/8,170,084.20 = 4,827,364.40/x
  3. Step 3: Cross multiply
    5,457,220.40x = 8,170,084.20 × 4,827,364.40
  4. Step 4: Simplify right side
    5,457,220.40x = 39,439,973,612,082.48
  5. Step 5: Solve for x
    x = 39,439,973,612,082.48/5,457,220.40
  6. Step 6: Final answer
    x = 7,227,117.60

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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.