Home / 14,013,422.55-21,010,045.68-8,610,911.01

Finding the Fourth Proportional to 14,013,422.55, 21,010,045.68 and 8,610,911.01

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Solution

The fourth proportional to 14,013,422.55, 21,010,045.68 and 8,610,911.01 is: 12,910,167.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,013,422.55 : 21,010,045.68 = 8,610,911.01 : x
  2. Step 2: Convert to fraction form
    14,013,422.55/21,010,045.68 = 8,610,911.01/x
  3. Step 3: Cross multiply
    14,013,422.55x = 21,010,045.68 × 8,610,911.01
  4. Step 4: Simplify right side
    14,013,422.55x = 180,915,633,666,514.94
  5. Step 5: Solve for x
    x = 180,915,633,666,514.94/14,013,422.55
  6. Step 6: Final answer
    x = 12,910,167.59

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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.