Home / 26,695,152.18-36,838,978.26-15,682,905.72

Finding the Fourth Proportional to 26,695,152.18, 36,838,978.26 and 15,682,905.72

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Solution

The fourth proportional to 26,695,152.18, 36,838,978.26 and 15,682,905.72 is: 21,642,215.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,695,152.18 : 36,838,978.26 = 15,682,905.72 : x
  2. Step 2: Convert to fraction form
    26,695,152.18/36,838,978.26 = 15,682,905.72/x
  3. Step 3: Cross multiply
    26,695,152.18x = 36,838,978.26 × 15,682,905.72
  4. Step 4: Simplify right side
    26,695,152.18x = 577,742,222,872,709.62
  5. Step 5: Solve for x
    x = 577,742,222,872,709.62/26,695,152.18
  6. Step 6: Final answer
    x = 21,642,215.00

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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.