Home / 58,320,041.20-87,480,061.80-54,960,809.20

Finding the Fourth Proportional to 58,320,041.20, 87,480,061.80 and 54,960,809.20

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Solution

The fourth proportional to 58,320,041.20, 87,480,061.80 and 54,960,809.20 is: 82,441,213.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,320,041.20 : 87,480,061.80 = 54,960,809.20 : x
  2. Step 2: Convert to fraction form
    58,320,041.20/87,480,061.80 = 54,960,809.20/x
  3. Step 3: Cross multiply
    58,320,041.20x = 87,480,061.80 × 54,960,809.20
  4. Step 4: Simplify right side
    58,320,041.20x = 4,807,974,985,394,009
  5. Step 5: Solve for x
    x = 4,807,974,985,394,009/58,320,041.20
  6. Step 6: Final answer
    x = 82,441,213.80

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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.