Home / 4,700,161.43-7,050,266.47-2,139,585.66

Finding the Fourth Proportional to 4,700,161.43, 7,050,266.47 and 2,139,585.66

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Solution

The fourth proportional to 4,700,161.43, 7,050,266.47 and 2,139,585.66 is: 3,209,389.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,700,161.43 : 7,050,266.47 = 2,139,585.66 : x
  2. Step 2: Convert to fraction form
    4,700,161.43/7,050,266.47 = 2,139,585.66/x
  3. Step 3: Cross multiply
    4,700,161.43x = 7,050,266.47 × 2,139,585.66
  4. Step 4: Simplify right side
    4,700,161.43x = 15,084,649,038,390.82
  5. Step 5: Solve for x
    x = 15,084,649,038,390.82/4,700,161.43
  6. Step 6: Final answer
    x = 3,209,389.56

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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.