Home / 74,661,166.48-102,974,000.88-48,564,017.86

Finding the Fourth Proportional to 74,661,166.48, 102,974,000.88 and 48,564,017.86

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Solution

The fourth proportional to 74,661,166.48, 102,974,000.88 and 48,564,017.86 is: 66,980,352.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,661,166.48 : 102,974,000.88 = 48,564,017.86 : x
  2. Step 2: Convert to fraction form
    74,661,166.48/102,974,000.88 = 48,564,017.86/x
  3. Step 3: Cross multiply
    74,661,166.48x = 102,974,000.88 × 48,564,017.86
  4. Step 4: Simplify right side
    74,661,166.48x = 5,000,831,217,851,975
  5. Step 5: Solve for x
    x = 5,000,831,217,851,975/74,661,166.48
  6. Step 6: Final answer
    x = 66,980,352.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.