Home / 20,364,935.31-30,566,599.85-7,423,594.58

Finding the Fourth Proportional to 20,364,935.31, 30,566,599.85 and 7,423,594.58

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Solution

The fourth proportional to 20,364,935.31, 30,566,599.85 and 7,423,594.58 is: 11,142,389.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,364,935.31 : 30,566,599.85 = 7,423,594.58 : x
  2. Step 2: Convert to fraction form
    20,364,935.31/30,566,599.85 = 7,423,594.58/x
  3. Step 3: Cross multiply
    20,364,935.31x = 30,566,599.85 × 7,423,594.58
  4. Step 4: Simplify right side
    20,364,935.31x = 226,914,044,785,537.84
  5. Step 5: Solve for x
    x = 226,914,044,785,537.84/20,364,935.31
  6. Step 6: Final answer
    x = 11,142,389.67

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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.