Home / 53,664,364.80-80,496,547.20-38,659,795.20

Finding the Fourth Proportional to 53,664,364.80, 80,496,547.20 and 38,659,795.20

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Solution

The fourth proportional to 53,664,364.80, 80,496,547.20 and 38,659,795.20 is: 57,989,692.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,664,364.80 : 80,496,547.20 = 38,659,795.20 : x
  2. Step 2: Convert to fraction form
    53,664,364.80/80,496,547.20 = 38,659,795.20/x
  3. Step 3: Cross multiply
    53,664,364.80x = 80,496,547.20 × 38,659,795.20
  4. Step 4: Simplify right side
    53,664,364.80x = 3,111,980,029,059,134
  5. Step 5: Solve for x
    x = 3,111,980,029,059,134/53,664,364.80
  6. Step 6: Final answer
    x = 57,989,692.80

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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.