Home / 9,776,595.31-13,502,898.75-6,438,682.91

Finding the Fourth Proportional to 9,776,595.31, 13,502,898.75 and 6,438,682.91

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Solution

The fourth proportional to 9,776,595.31, 13,502,898.75 and 6,438,682.91 is: 8,892,756.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,776,595.31 : 13,502,898.75 = 6,438,682.91 : x
  2. Step 2: Convert to fraction form
    9,776,595.31/13,502,898.75 = 6,438,682.91/x
  3. Step 3: Cross multiply
    9,776,595.31x = 13,502,898.75 × 6,438,682.91
  4. Step 4: Simplify right side
    9,776,595.31x = 86,940,883,474,987.67
  5. Step 5: Solve for x
    x = 86,940,883,474,987.67/9,776,595.31
  6. Step 6: Final answer
    x = 8,892,756.71

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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.