Home / 55,118,774.86-76,061,014.95-30,334,224.76

Finding the Fourth Proportional to 55,118,774.86, 76,061,014.95 and 30,334,224.76

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Solution

The fourth proportional to 55,118,774.86, 76,061,014.95 and 30,334,224.76 is: 41,859,637.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118,774.86 : 76,061,014.95 = 30,334,224.76 : x
  2. Step 2: Convert to fraction form
    55,118,774.86/76,061,014.95 = 30,334,224.76/x
  3. Step 3: Cross multiply
    55,118,774.86x = 76,061,014.95 × 30,334,224.76
  4. Step 4: Simplify right side
    55,118,774.86x = 2,307,251,922,967,020.50
  5. Step 5: Solve for x
    x = 2,307,251,922,967,020.50/55,118,774.86
  6. Step 6: Final answer
    x = 41,859,637.28

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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.