Home / 5,389,541.80-8,084,312.70-4,665,207.40

Finding the Fourth Proportional to 5,389,541.80, 8,084,312.70 and 4,665,207.40

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Solution

The fourth proportional to 5,389,541.80, 8,084,312.70 and 4,665,207.40 is: 6,997,811.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,389,541.80 : 8,084,312.70 = 4,665,207.40 : x
  2. Step 2: Convert to fraction form
    5,389,541.80/8,084,312.70 = 4,665,207.40/x
  3. Step 3: Cross multiply
    5,389,541.80x = 8,084,312.70 × 4,665,207.40
  4. Step 4: Simplify right side
    5,389,541.80x = 37,714,995,431,953.98
  5. Step 5: Solve for x
    x = 37,714,995,431,953.98/5,389,541.80
  6. Step 6: Final answer
    x = 6,997,811.10

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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.