Home / 51,374,422.53-77,049,841.28-30,630,730.30

Finding the Fourth Proportional to 51,374,422.53, 77,049,841.28 and 30,630,730.30

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Solution

The fourth proportional to 51,374,422.53, 77,049,841.28 and 30,630,730.30 is: 45,939,064.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,374,422.53 : 77,049,841.28 = 30,630,730.30 : x
  2. Step 2: Convert to fraction form
    51,374,422.53/77,049,841.28 = 30,630,730.30/x
  3. Step 3: Cross multiply
    51,374,422.53x = 77,049,841.28 × 30,630,730.30
  4. Step 4: Simplify right side
    51,374,422.53x = 2,360,092,907,559,708.50
  5. Step 5: Solve for x
    x = 2,360,092,907,559,708.50/51,374,422.53
  6. Step 6: Final answer
    x = 45,939,064.45

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.