Home / 19,133,468.55-28,683,207.71-7,459,148.95

Finding the Fourth Proportional to 19,133,468.55, 28,683,207.71 and 7,459,148.95

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Solution

The fourth proportional to 19,133,468.55, 28,683,207.71 and 7,459,148.95 is: 11,182,097.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,133,468.55 : 28,683,207.71 = 7,459,148.95 : x
  2. Step 2: Convert to fraction form
    19,133,468.55/28,683,207.71 = 7,459,148.95/x
  3. Step 3: Cross multiply
    19,133,468.55x = 28,683,207.71 × 7,459,148.95
  4. Step 4: Simplify right side
    19,133,468.55x = 213,952,318,591,646.44
  5. Step 5: Solve for x
    x = 213,952,318,591,646.44/19,133,468.55
  6. Step 6: Final answer
    x = 11,182,097.91

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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.