Home / 14,251,106.60-19,666,000.22-7,724,595.94

Finding the Fourth Proportional to 14,251,106.60, 19,666,000.22 and 7,724,595.94

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Solution

The fourth proportional to 14,251,106.60, 19,666,000.22 and 7,724,595.94 is: 10,659,656.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,251,106.60 : 19,666,000.22 = 7,724,595.94 : x
  2. Step 2: Convert to fraction form
    14,251,106.60/19,666,000.22 = 7,724,595.94/x
  3. Step 3: Cross multiply
    14,251,106.60x = 19,666,000.22 × 7,724,595.94
  4. Step 4: Simplify right side
    14,251,106.60x = 151,911,905,455,451.09
  5. Step 5: Solve for x
    x = 151,911,905,455,451.09/14,251,106.60
  6. Step 6: Final answer
    x = 10,659,656.81

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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.