Home / 30,581,056.24-45,848,672.35-18,447,691.41

Finding the Fourth Proportional to 30,581,056.24, 45,848,672.35 and 18,447,691.41

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Solution

The fourth proportional to 30,581,056.24, 45,848,672.35 and 18,447,691.41 is: 27,657,715.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,581,056.24 : 45,848,672.35 = 18,447,691.41 : x
  2. Step 2: Convert to fraction form
    30,581,056.24/45,848,672.35 = 18,447,691.41/x
  3. Step 3: Cross multiply
    30,581,056.24x = 45,848,672.35 × 18,447,691.41
  4. Step 4: Simplify right side
    30,581,056.24x = 845,802,159,070,999.50
  5. Step 5: Solve for x
    x = 845,802,159,070,999.50/30,581,056.24
  6. Step 6: Final answer
    x = 27,657,715.69

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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.