Home / 61,208,465.80-91,600,122.30-42,076,589.80

Finding the Fourth Proportional to 61,208,465.80, 91,600,122.30 and 42,076,589.80

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Solution

The fourth proportional to 61,208,465.80, 91,600,122.30 and 42,076,589.80 is: 62,968,753.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,208,465.80 : 91,600,122.30 = 42,076,589.80 : x
  2. Step 2: Convert to fraction form
    61,208,465.80/91,600,122.30 = 42,076,589.80/x
  3. Step 3: Cross multiply
    61,208,465.80x = 91,600,122.30 × 42,076,589.80
  4. Step 4: Simplify right side
    61,208,465.80x = 3,854,220,771,646,932
  5. Step 5: Solve for x
    x = 3,854,220,771,646,932/61,208,465.80
  6. Step 6: Final answer
    x = 62,968,753.12

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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.