Home / 19,101,230.72-28,633,833.12-9,507,538.88

Finding the Fourth Proportional to 19,101,230.72, 28,633,833.12 and 9,507,538.88

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Solution

The fourth proportional to 19,101,230.72, 28,633,833.12 and 9,507,538.88 is: 14,252,342.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,101,230.72 : 28,633,833.12 = 9,507,538.88 : x
  2. Step 2: Convert to fraction form
    19,101,230.72/28,633,833.12 = 9,507,538.88/x
  3. Step 3: Cross multiply
    19,101,230.72x = 28,633,833.12 × 9,507,538.88
  4. Step 4: Simplify right side
    19,101,230.72x = 272,237,281,671,831.75
  5. Step 5: Solve for x
    x = 272,237,281,671,831.75/19,101,230.72
  6. Step 6: Final answer
    x = 14,252,342.46

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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.