Home / 14,520,632.83-20,037,712.59-7,992,987.31

Finding the Fourth Proportional to 14,520,632.83, 20,037,712.59 and 7,992,987.31

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Solution

The fourth proportional to 14,520,632.83, 20,037,712.59 and 7,992,987.31 is: 11,029,903.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,520,632.83 : 20,037,712.59 = 7,992,987.31 : x
  2. Step 2: Convert to fraction form
    14,520,632.83/20,037,712.59 = 7,992,987.31/x
  3. Step 3: Cross multiply
    14,520,632.83x = 20,037,712.59 × 7,992,987.31
  4. Step 4: Simplify right side
    14,520,632.83x = 160,161,182,353,108.66
  5. Step 5: Solve for x
    x = 160,161,182,353,108.66/14,520,632.83
  6. Step 6: Final answer
    x = 11,029,903.74

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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.