Home / 55,518,359.63-76,478,440.61-47,231,882.24

Finding the Fourth Proportional to 55,518,359.63, 76,478,440.61 and 47,231,882.24

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Solution

The fourth proportional to 55,518,359.63, 76,478,440.61 and 47,231,882.24 is: 65,063,534.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,518,359.63 : 76,478,440.61 = 47,231,882.24 : x
  2. Step 2: Convert to fraction form
    55,518,359.63/76,478,440.61 = 47,231,882.24/x
  3. Step 3: Cross multiply
    55,518,359.63x = 76,478,440.61 × 47,231,882.24
  4. Step 4: Simplify right side
    55,518,359.63x = 3,612,220,700,171,802.50
  5. Step 5: Solve for x
    x = 3,612,220,700,171,802.50/55,518,359.63
  6. Step 6: Final answer
    x = 65,063,534.38

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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.