Home / 8,422,386.86-12,633,582.52-2,358,011.84

Finding the Fourth Proportional to 8,422,386.86, 12,633,582.52 and 2,358,011.84

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Solution

The fourth proportional to 8,422,386.86, 12,633,582.52 and 2,358,011.84 is: 3,537,018.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,422,386.86 : 12,633,582.52 = 2,358,011.84 : x
  2. Step 2: Convert to fraction form
    8,422,386.86/12,633,582.52 = 2,358,011.84/x
  3. Step 3: Cross multiply
    8,422,386.86x = 12,633,582.52 × 2,358,011.84
  4. Step 4: Simplify right side
    8,422,386.86x = 29,790,137,163,777.04
  5. Step 5: Solve for x
    x = 29,790,137,163,777.04/8,422,386.86
  6. Step 6: Final answer
    x = 3,537,018.38

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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.