Home / 14,012,580.30-21,018,870.45-12,595,404.30

Finding the Fourth Proportional to 14,012,580.30, 21,018,870.45 and 12,595,404.30

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Solution

The fourth proportional to 14,012,580.30, 21,018,870.45 and 12,595,404.30 is: 18,893,106.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,012,580.30 : 21,018,870.45 = 12,595,404.30 : x
  2. Step 2: Convert to fraction form
    14,012,580.30/21,018,870.45 = 12,595,404.30/x
  3. Step 3: Cross multiply
    14,012,580.30x = 21,018,870.45 × 12,595,404.30
  4. Step 4: Simplify right side
    14,012,580.30x = 264,741,171,247,072.94
  5. Step 5: Solve for x
    x = 264,741,171,247,072.94/14,012,580.30
  6. Step 6: Final answer
    x = 18,893,106.45

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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.