Home / 30,563,130.39-42,200,793.78-23,487,516.12

Finding the Fourth Proportional to 30,563,130.39, 42,200,793.78 and 23,487,516.12

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Solution

The fourth proportional to 30,563,130.39, 42,200,793.78 and 23,487,516.12 is: 32,430,965.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,563,130.39 : 42,200,793.78 = 23,487,516.12 : x
  2. Step 2: Convert to fraction form
    30,563,130.39/42,200,793.78 = 23,487,516.12/x
  3. Step 3: Cross multiply
    30,563,130.39x = 42,200,793.78 × 23,487,516.12
  4. Step 4: Simplify right side
    30,563,130.39x = 991,191,824,184,545.75
  5. Step 5: Solve for x
    x = 991,191,824,184,545.75/30,563,130.39
  6. Step 6: Final answer
    x = 32,430,965.40

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.