Home / 66,553,823.52-91,849,029.12-36,783,831.18

Finding the Fourth Proportional to 66,553,823.52, 91,849,029.12 and 36,783,831.18

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Solution

The fourth proportional to 66,553,823.52, 91,849,029.12 and 36,783,831.18 is: 50,764,313.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,553,823.52 : 91,849,029.12 = 36,783,831.18 : x
  2. Step 2: Convert to fraction form
    66,553,823.52/91,849,029.12 = 36,783,831.18/x
  3. Step 3: Cross multiply
    66,553,823.52x = 91,849,029.12 × 36,783,831.18
  4. Step 4: Simplify right side
    66,553,823.52x = 3,378,559,181,196,984
  5. Step 5: Solve for x
    x = 3,378,559,181,196,984/66,553,823.52
  6. Step 6: Final answer
    x = 50,764,313.79

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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.