Home / 55,118,775.61-76,061,015.98-30,334,225.51

Finding the Fourth Proportional to 55,118,775.61, 76,061,015.98 and 30,334,225.51

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Solution

The fourth proportional to 55,118,775.61, 76,061,015.98 and 30,334,225.51 is: 41,859,638.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,118,775.61 : 76,061,015.98 = 30,334,225.51 : x
  2. Step 2: Convert to fraction form
    55,118,775.61/76,061,015.98 = 30,334,225.51/x
  3. Step 3: Cross multiply
    55,118,775.61x = 76,061,015.98 × 30,334,225.51
  4. Step 4: Simplify right side
    55,118,775.61x = 2,307,252,011,257,034
  5. Step 5: Solve for x
    x = 2,307,252,011,257,034/55,118,775.61
  6. Step 6: Final answer
    x = 41,859,638.31

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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.