Home / 19,190,267.32-28,775,620.50-6,406,177.72

Finding the Fourth Proportional to 19,190,267.32, 28,775,620.50 and 6,406,177.72

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Solution

The fourth proportional to 19,190,267.32, 28,775,620.50 and 6,406,177.72 is: 9,606,001.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,190,267.32 : 28,775,620.50 = 6,406,177.72 : x
  2. Step 2: Convert to fraction form
    19,190,267.32/28,775,620.50 = 6,406,177.72/x
  3. Step 3: Cross multiply
    19,190,267.32x = 28,775,620.50 × 6,406,177.72
  4. Step 4: Simplify right side
    19,190,267.32x = 184,341,738,926,275.25
  5. Step 5: Solve for x
    x = 184,341,738,926,275.25/19,190,267.32
  6. Step 6: Final answer
    x = 9,606,001.62

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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.