Home / 11,991,041.28-17,983,565.70-4,705,980.66

Finding the Fourth Proportional to 11,991,041.28, 17,983,565.70 and 4,705,980.66

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Solution

The fourth proportional to 11,991,041.28, 17,983,565.70 and 4,705,980.66 is: 7,057,795.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,991,041.28 : 17,983,565.70 = 4,705,980.66 : x
  2. Step 2: Convert to fraction form
    11,991,041.28/17,983,565.70 = 4,705,980.66/x
  3. Step 3: Cross multiply
    11,991,041.28x = 17,983,565.70 × 4,705,980.66
  4. Step 4: Simplify right side
    11,991,041.28x = 84,630,312,382,039.36
  5. Step 5: Solve for x
    x = 84,630,312,382,039.36/11,991,041.28
  6. Step 6: Final answer
    x = 7,057,795.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.