Home / 25,325,156.30-37,987,749.23-17,785,779.98

Finding the Fourth Proportional to 25,325,156.30, 37,987,749.23 and 17,785,779.98

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Solution

The fourth proportional to 25,325,156.30, 37,987,749.23 and 17,785,779.98 is: 26,678,680.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,325,156.30 : 37,987,749.23 = 17,785,779.98 : x
  2. Step 2: Convert to fraction form
    25,325,156.30/37,987,749.23 = 17,785,779.98/x
  3. Step 3: Cross multiply
    25,325,156.30x = 37,987,749.23 × 17,785,779.98
  4. Step 4: Simplify right side
    25,325,156.30x = 675,641,749,461,326.88
  5. Step 5: Solve for x
    x = 675,641,749,461,326.88/25,325,156.30
  6. Step 6: Final answer
    x = 26,678,680.34

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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.