Home / 55,280,831.03-76,289,854.14-30,502,625.25

Finding the Fourth Proportional to 55,280,831.03, 76,289,854.14 and 30,502,625.25

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Solution

The fourth proportional to 55,280,831.03, 76,289,854.14 and 30,502,625.25 is: 42,094,895.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,280,831.03 : 76,289,854.14 = 30,502,625.25 : x
  2. Step 2: Convert to fraction form
    55,280,831.03/76,289,854.14 = 30,502,625.25/x
  3. Step 3: Cross multiply
    55,280,831.03x = 76,289,854.14 × 30,502,625.25
  4. Step 4: Simplify right side
    55,280,831.03x = 2,327,040,831,209,581
  5. Step 5: Solve for x
    x = 2,327,040,831,209,581/55,280,831.03
  6. Step 6: Final answer
    x = 42,094,895.97

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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.