Home / 55,280,831.46-76,289,854.74-30,502,625.67

Finding the Fourth Proportional to 55,280,831.46, 76,289,854.74 and 30,502,625.67

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Solution

The fourth proportional to 55,280,831.46, 76,289,854.74 and 30,502,625.67 is: 42,094,896.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,280,831.46 : 76,289,854.74 = 30,502,625.67 : x
  2. Step 2: Convert to fraction form
    55,280,831.46/76,289,854.74 = 30,502,625.67/x
  3. Step 3: Cross multiply
    55,280,831.46x = 76,289,854.74 × 30,502,625.67
  4. Step 4: Simplify right side
    55,280,831.46x = 2,327,040,881,552,895
  5. Step 5: Solve for x
    x = 2,327,040,881,552,895/55,280,831.46
  6. Step 6: Final answer
    x = 42,094,896.55

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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.