Home / 13,102,530.60-19,653,795.90-4,581,978.60

Finding the Fourth Proportional to 13,102,530.60, 19,653,795.90 and 4,581,978.60

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Solution

The fourth proportional to 13,102,530.60, 19,653,795.90 and 4,581,978.60 is: 6,872,967.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,102,530.60 : 19,653,795.90 = 4,581,978.60 : x
  2. Step 2: Convert to fraction form
    13,102,530.60/19,653,795.90 = 4,581,978.60/x
  3. Step 3: Cross multiply
    13,102,530.60x = 19,653,795.90 × 4,581,978.60
  4. Step 4: Simplify right side
    13,102,530.60x = 90,053,272,222,567.72
  5. Step 5: Solve for x
    x = 90,053,272,222,567.72/13,102,530.60
  6. Step 6: Final answer
    x = 6,872,967.90

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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.