Home / 55,518,367.63-76,478,451.64-47,231,890.24

Finding the Fourth Proportional to 55,518,367.63, 76,478,451.64 and 47,231,890.24

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Solution

The fourth proportional to 55,518,367.63, 76,478,451.64 and 47,231,890.24 is: 65,063,545.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,518,367.63 : 76,478,451.64 = 47,231,890.24 : x
  2. Step 2: Convert to fraction form
    55,518,367.63/76,478,451.64 = 47,231,890.24/x
  3. Step 3: Cross multiply
    55,518,367.63x = 76,478,451.64 × 47,231,890.24
  4. Step 4: Simplify right side
    55,518,367.63x = 3,612,221,833,585,628
  5. Step 5: Solve for x
    x = 3,612,221,833,585,628/55,518,367.63
  6. Step 6: Final answer
    x = 65,063,545.41

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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.