Home / 7,876,051.51-11,815,812.40-2,411,187.66

Finding the Fourth Proportional to 7,876,051.51, 11,815,812.40 and 2,411,187.66

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Solution

The fourth proportional to 7,876,051.51, 11,815,812.40 and 2,411,187.66 is: 3,617,312.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,876,051.51 : 11,815,812.40 = 2,411,187.66 : x
  2. Step 2: Convert to fraction form
    7,876,051.51/11,815,812.40 = 2,411,187.66/x
  3. Step 3: Cross multiply
    7,876,051.51x = 11,815,812.40 × 2,411,187.66
  4. Step 4: Simplify right side
    7,876,051.51x = 28,490,141,051,754.99
  5. Step 5: Solve for x
    x = 28,490,141,051,754.99/7,876,051.51
  6. Step 6: Final answer
    x = 3,617,312.69

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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.