Home / 20,569,927.86-30,833,137.52-7,607,748.35

Finding the Fourth Proportional to 20,569,927.86, 30,833,137.52 and 7,607,748.35

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Solution

The fourth proportional to 20,569,927.86, 30,833,137.52 and 7,607,748.35 is: 11,403,576.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,569,927.86 : 30,833,137.52 = 7,607,748.35 : x
  2. Step 2: Convert to fraction form
    20,569,927.86/30,833,137.52 = 7,607,748.35/x
  3. Step 3: Cross multiply
    20,569,927.86x = 30,833,137.52 × 7,607,748.35
  4. Step 4: Simplify right side
    20,569,927.86x = 234,570,750,900,898.66
  5. Step 5: Solve for x
    x = 234,570,750,900,898.66/20,569,927.86
  6. Step 6: Final answer
    x = 11,403,576.74

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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.