Home / 20,574,809.68-30,867,339.44-14,521,354.08

Finding the Fourth Proportional to 20,574,809.68, 30,867,339.44 and 14,521,354.08

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Solution

The fourth proportional to 20,574,809.68, 30,867,339.44 and 14,521,354.08 is: 21,785,648.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,574,809.68 : 30,867,339.44 = 14,521,354.08 : x
  2. Step 2: Convert to fraction form
    20,574,809.68/30,867,339.44 = 14,521,354.08/x
  3. Step 3: Cross multiply
    20,574,809.68x = 30,867,339.44 × 14,521,354.08
  4. Step 4: Simplify right side
    20,574,809.68x = 448,235,565,515,788.94
  5. Step 5: Solve for x
    x = 448,235,565,515,788.94/20,574,809.68
  6. Step 6: Final answer
    x = 21,785,648.20

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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.