Home / 55,925,907.75-77,180,147.15-31,146,094.44

Finding the Fourth Proportional to 55,925,907.75, 77,180,147.15 and 31,146,094.44

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Solution

The fourth proportional to 55,925,907.75, 77,180,147.15 and 31,146,094.44 is: 42,982,943.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,925,907.75 : 77,180,147.15 = 31,146,094.44 : x
  2. Step 2: Convert to fraction form
    55,925,907.75/77,180,147.15 = 31,146,094.44/x
  3. Step 3: Cross multiply
    55,925,907.75x = 77,180,147.15 × 31,146,094.44
  4. Step 4: Simplify right side
    55,925,907.75x = 2,403,860,151,871,266.50
  5. Step 5: Solve for x
    x = 2,403,860,151,871,266.50/55,925,907.75
  6. Step 6: Final answer
    x = 42,982,943.84

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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.