Home / 14,337,553.23-19,785,764.16-7,811,162.64

Finding the Fourth Proportional to 14,337,553.23, 19,785,764.16 and 7,811,162.64

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Solution

The fourth proportional to 14,337,553.23, 19,785,764.16 and 7,811,162.64 is: 10,779,372.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,337,553.23 : 19,785,764.16 = 7,811,162.64 : x
  2. Step 2: Convert to fraction form
    14,337,553.23/19,785,764.16 = 7,811,162.64/x
  3. Step 3: Cross multiply
    14,337,553.23x = 19,785,764.16 × 7,811,162.64
  4. Step 4: Simplify right side
    14,337,553.23x = 154,549,821,810,442.97
  5. Step 5: Solve for x
    x = 154,549,821,810,442.97/14,337,553.23
  6. Step 6: Final answer
    x = 10,779,372.14

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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.