Home / 28,431,066.60-42,646,599.90-22,762,362.60

Finding the Fourth Proportional to 28,431,066.60, 42,646,599.90 and 22,762,362.60

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Solution

The fourth proportional to 28,431,066.60, 42,646,599.90 and 22,762,362.60 is: 34,143,543.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,431,066.60 : 42,646,599.90 = 22,762,362.60 : x
  2. Step 2: Convert to fraction form
    28,431,066.60/42,646,599.90 = 22,762,362.60/x
  3. Step 3: Cross multiply
    28,431,066.60x = 42,646,599.90 × 22,762,362.60
  4. Step 4: Simplify right side
    28,431,066.60x = 970,737,370,580,923.75
  5. Step 5: Solve for x
    x = 970,737,370,580,923.75/28,431,066.60
  6. Step 6: Final answer
    x = 34,143,543.90

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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.