Home / 14,140,019.15-21,210,426.72-3,904,878.98

Finding the Fourth Proportional to 14,140,019.15, 21,210,426.72 and 3,904,878.98

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Solution

The fourth proportional to 14,140,019.15, 21,210,426.72 and 3,904,878.98 is: 5,857,428.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,140,019.15 : 21,210,426.72 = 3,904,878.98 : x
  2. Step 2: Convert to fraction form
    14,140,019.15/21,210,426.72 = 3,904,878.98/x
  3. Step 3: Cross multiply
    14,140,019.15x = 21,210,426.72 × 3,904,878.98
  4. Step 4: Simplify right side
    14,140,019.15x = 82,824,149,377,900.66
  5. Step 5: Solve for x
    x = 82,824,149,377,900.66/14,140,019.15
  6. Step 6: Final answer
    x = 5,857,428.38

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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.