Home / 5,460,070.20-8,190,105.30-5,389,211.40

Finding the Fourth Proportional to 5,460,070.20, 8,190,105.30 and 5,389,211.40

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Solution

The fourth proportional to 5,460,070.20, 8,190,105.30 and 5,389,211.40 is: 8,083,817.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,460,070.20 : 8,190,105.30 = 5,389,211.40 : x
  2. Step 2: Convert to fraction form
    5,460,070.20/8,190,105.30 = 5,389,211.40/x
  3. Step 3: Cross multiply
    5,460,070.20x = 8,190,105.30 × 5,389,211.40
  4. Step 4: Simplify right side
    5,460,070.20x = 44,138,208,849,960.42
  5. Step 5: Solve for x
    x = 44,138,208,849,960.42/5,460,070.20
  6. Step 6: Final answer
    x = 8,083,817.10

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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.