Home / 5,579,693.47-7,699,551.88-3,131,831.59

Finding the Fourth Proportional to 5,579,693.47, 7,699,551.88 and 3,131,831.59

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Solution

The fourth proportional to 5,579,693.47, 7,699,551.88 and 3,131,831.59 is: 4,321,688.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,579,693.47 : 7,699,551.88 = 3,131,831.59 : x
  2. Step 2: Convert to fraction form
    5,579,693.47/7,699,551.88 = 3,131,831.59/x
  3. Step 3: Cross multiply
    5,579,693.47x = 7,699,551.88 × 3,131,831.59
  4. Step 4: Simplify right side
    5,579,693.47x = 24,113,699,785,421.61
  5. Step 5: Solve for x
    x = 24,113,699,785,421.61/5,579,693.47
  6. Step 6: Final answer
    x = 4,321,688.98

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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.