Home / 61,692,551.36-91,987,279.25-59,997,586.72

Finding the Fourth Proportional to 61,692,551.36, 91,987,279.25 and 59,997,586.72

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Solution

The fourth proportional to 61,692,551.36, 91,987,279.25 and 59,997,586.72 is: 89,459,985.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,692,551.36 : 91,987,279.25 = 59,997,586.72 : x
  2. Step 2: Convert to fraction form
    61,692,551.36/91,987,279.25 = 59,997,586.72/x
  3. Step 3: Cross multiply
    61,692,551.36x = 91,987,279.25 × 59,997,586.72
  4. Step 4: Simplify right side
    61,692,551.36x = 5,519,014,763,628,789
  5. Step 5: Solve for x
    x = 5,519,014,763,628,789/61,692,551.36
  6. Step 6: Final answer
    x = 89,459,985.72

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.