Home / 14,499,403.89-20,009,690.99-7,973,529.83

Finding the Fourth Proportional to 14,499,403.89, 20,009,690.99 and 7,973,529.83

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Solution

The fourth proportional to 14,499,403.89, 20,009,690.99 and 7,973,529.83 is: 11,003,753.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,499,403.89 : 20,009,690.99 = 7,973,529.83 : x
  2. Step 2: Convert to fraction form
    14,499,403.89/20,009,690.99 = 7,973,529.83/x
  3. Step 3: Cross multiply
    14,499,403.89x = 20,009,690.99 × 7,973,529.83
  4. Step 4: Simplify right side
    14,499,403.89x = 159,547,867,857,931.12
  5. Step 5: Solve for x
    x = 159,547,867,857,931.12/14,499,403.89
  6. Step 6: Final answer
    x = 11,003,753.61

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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.