Home / 30,550,831.02-45,819,792.21-8,979,565.50

Finding the Fourth Proportional to 30,550,831.02, 45,819,792.21 and 8,979,565.50

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Solution

The fourth proportional to 30,550,831.02, 45,819,792.21 and 8,979,565.50 is: 13,467,451.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,550,831.02 : 45,819,792.21 = 8,979,565.50 : x
  2. Step 2: Convert to fraction form
    30,550,831.02/45,819,792.21 = 8,979,565.50/x
  3. Step 3: Cross multiply
    30,550,831.02x = 45,819,792.21 × 8,979,565.50
  4. Step 4: Simplify right side
    30,550,831.02x = 411,441,825,346,084.75
  5. Step 5: Solve for x
    x = 411,441,825,346,084.75/30,550,831.02
  6. Step 6: Final answer
    x = 13,467,451.18

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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.