Home / 30,362,913.70-45,544,370.55-8,798,218.90

Finding the Fourth Proportional to 30,362,913.70, 45,544,370.55 and 8,798,218.90

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Solution

The fourth proportional to 30,362,913.70, 45,544,370.55 and 8,798,218.90 is: 13,197,328.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,362,913.70 : 45,544,370.55 = 8,798,218.90 : x
  2. Step 2: Convert to fraction form
    30,362,913.70/45,544,370.55 = 8,798,218.90/x
  3. Step 3: Cross multiply
    30,362,913.70x = 45,544,370.55 × 8,798,218.90
  4. Step 4: Simplify right side
    30,362,913.70x = 400,709,341,761,613.38
  5. Step 5: Solve for x
    x = 400,709,341,761,613.38/30,362,913.70
  6. Step 6: Final answer
    x = 13,197,328.35

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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.