Home / 28,735,087.10-43,123,625.85-20,232,031.10

Finding the Fourth Proportional to 28,735,087.10, 43,123,625.85 and 20,232,031.10

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Solution

The fourth proportional to 28,735,087.10, 43,123,625.85 and 20,232,031.10 is: 30,362,829.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735,087.10 : 43,123,625.85 = 20,232,031.10 : x
  2. Step 2: Convert to fraction form
    28,735,087.10/43,123,625.85 = 20,232,031.10/x
  3. Step 3: Cross multiply
    28,735,087.10x = 43,123,625.85 × 20,232,031.10
  4. Step 4: Simplify right side
    28,735,087.10x = 872,478,539,341,964
  5. Step 5: Solve for x
    x = 872,478,539,341,964/28,735,087.10
  6. Step 6: Final answer
    x = 30,362,829.12

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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.