Home / 8,042,943.51-12,064,310.13-1,977,727.77

Finding the Fourth Proportional to 8,042,943.51, 12,064,310.13 and 1,977,727.77

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Solution

The fourth proportional to 8,042,943.51, 12,064,310.13 and 1,977,727.77 is: 2,966,565.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,042,943.51 : 12,064,310.13 = 1,977,727.77 : x
  2. Step 2: Convert to fraction form
    8,042,943.51/12,064,310.13 = 1,977,727.77/x
  3. Step 3: Cross multiply
    8,042,943.51x = 12,064,310.13 × 1,977,727.77
  4. Step 4: Simplify right side
    8,042,943.51x = 23,859,921,169,993.31
  5. Step 5: Solve for x
    x = 23,859,921,169,993.31/8,042,943.51
  6. Step 6: Final answer
    x = 2,966,565.80

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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.