Home / 8,487,521.48-11,712,767.46-4,620,030.68

Finding the Fourth Proportional to 8,487,521.48, 11,712,767.46 and 4,620,030.68

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Solution

The fourth proportional to 8,487,521.48, 11,712,767.46 and 4,620,030.68 is: 6,375,635.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,521.48 : 11,712,767.46 = 4,620,030.68 : x
  2. Step 2: Convert to fraction form
    8,487,521.48/11,712,767.46 = 4,620,030.68/x
  3. Step 3: Cross multiply
    8,487,521.48x = 11,712,767.46 × 4,620,030.68
  4. Step 4: Simplify right side
    8,487,521.48x = 54,113,345,012,905.67
  5. Step 5: Solve for x
    x = 54,113,345,012,905.67/8,487,521.48
  6. Step 6: Final answer
    x = 6,375,635.71

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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.