Home / 30,602,847.60-45,904,271.40-28,849,092.30

Finding the Fourth Proportional to 30,602,847.60, 45,904,271.40 and 28,849,092.30

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Solution

The fourth proportional to 30,602,847.60, 45,904,271.40 and 28,849,092.30 is: 43,273,638.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,602,847.60 : 45,904,271.40 = 28,849,092.30 : x
  2. Step 2: Convert to fraction form
    30,602,847.60/45,904,271.40 = 28,849,092.30/x
  3. Step 3: Cross multiply
    30,602,847.60x = 45,904,271.40 × 28,849,092.30
  4. Step 4: Simplify right side
    30,602,847.60x = 1,324,296,562,582,850.25
  5. Step 5: Solve for x
    x = 1,324,296,562,582,850.25/30,602,847.60
  6. Step 6: Final answer
    x = 43,273,638.45

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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.