Home / 14,013,369.18-21,009,965.57-8,610,857.55

Finding the Fourth Proportional to 14,013,369.18, 21,009,965.57 and 8,610,857.55

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Solution

The fourth proportional to 14,013,369.18, 21,009,965.57 and 8,610,857.55 is: 12,910,087.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,369.18 : 21,009,965.57 = 8,610,857.55 : x
  2. Step 2: Convert to fraction form
    14,013,369.18/21,009,965.57 = 8,610,857.55/x
  3. Step 3: Cross multiply
    14,013,369.18x = 21,009,965.57 × 8,610,857.55
  4. Step 4: Simplify right side
    14,013,369.18x = 180,913,820,653,674.56
  5. Step 5: Solve for x
    x = 180,913,820,653,674.56/14,013,369.18
  6. Step 6: Final answer
    x = 12,910,087.38

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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.