Home / 23,013,651.88-31,758,774.36-12,700,301.20

Finding the Fourth Proportional to 23,013,651.88, 31,758,774.36 and 12,700,301.20

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Solution

The fourth proportional to 23,013,651.88, 31,758,774.36 and 12,700,301.20 is: 17,526,379.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,013,651.88 : 31,758,774.36 = 12,700,301.20 : x
  2. Step 2: Convert to fraction form
    23,013,651.88/31,758,774.36 = 12,700,301.20/x
  3. Step 3: Cross multiply
    23,013,651.88x = 31,758,774.36 × 12,700,301.20
  4. Step 4: Simplify right side
    23,013,651.88x = 403,346,000,114,837.19
  5. Step 5: Solve for x
    x = 403,346,000,114,837.19/23,013,651.88
  6. Step 6: Final answer
    x = 17,526,379.66

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.