Home / 19,438,501.55-29,162,101.37-7,308,070.02

Finding the Fourth Proportional to 19,438,501.55, 29,162,101.37 and 7,308,070.02

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Solution

The fourth proportional to 19,438,501.55, 29,162,101.37 and 7,308,070.02 is: 10,963,740.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,438,501.55 : 29,162,101.37 = 7,308,070.02 : x
  2. Step 2: Convert to fraction form
    19,438,501.55/29,162,101.37 = 7,308,070.02/x
  3. Step 3: Cross multiply
    19,438,501.55x = 29,162,101.37 × 7,308,070.02
  4. Step 4: Simplify right side
    19,438,501.55x = 213,118,678,705,757.56
  5. Step 5: Solve for x
    x = 213,118,678,705,757.56/19,438,501.55
  6. Step 6: Final answer
    x = 10,963,740.09

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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.