Home / 22,615,829.86-31,209,821.58-12,302,528.35

Finding the Fourth Proportional to 22,615,829.86, 31,209,821.58 and 12,302,528.35

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Solution

The fourth proportional to 22,615,829.86, 31,209,821.58 and 12,302,528.35 is: 16,977,476.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,615,829.86 : 31,209,821.58 = 12,302,528.35 : x
  2. Step 2: Convert to fraction form
    22,615,829.86/31,209,821.58 = 12,302,528.35/x
  3. Step 3: Cross multiply
    22,615,829.86x = 31,209,821.58 × 12,302,528.35
  4. Step 4: Simplify right side
    22,615,829.86x = 383,959,714,786,391.75
  5. Step 5: Solve for x
    x = 383,959,714,786,391.75/22,615,829.86
  6. Step 6: Final answer
    x = 16,977,476.27

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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.