Home / 22,562,752.88-31,138,526.04-12,774,921.86

Finding the Fourth Proportional to 22,562,752.88, 31,138,526.04 and 12,774,921.86

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Solution

The fourth proportional to 22,562,752.88, 31,138,526.04 and 12,774,921.86 is: 17,630,483.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,562,752.88 : 31,138,526.04 = 12,774,921.86 : x
  2. Step 2: Convert to fraction form
    22,562,752.88/31,138,526.04 = 12,774,921.86/x
  3. Step 3: Cross multiply
    22,562,752.88x = 31,138,526.04 × 12,774,921.86
  4. Step 4: Simplify right side
    22,562,752.88x = 397,792,236,996,575.19
  5. Step 5: Solve for x
    x = 397,792,236,996,575.19/22,562,752.88
  6. Step 6: Final answer
    x = 17,630,483.26

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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.