Home / 49,458,124.40-74,187,186.60-31,318,271.60

Finding the Fourth Proportional to 49,458,124.40, 74,187,186.60 and 31,318,271.60

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Solution

The fourth proportional to 49,458,124.40, 74,187,186.60 and 31,318,271.60 is: 46,977,407.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,458,124.40 : 74,187,186.60 = 31,318,271.60 : x
  2. Step 2: Convert to fraction form
    49,458,124.40/74,187,186.60 = 31,318,271.60/x
  3. Step 3: Cross multiply
    49,458,124.40x = 74,187,186.60 × 31,318,271.60
  4. Step 4: Simplify right side
    49,458,124.40x = 2,323,414,459,178,680.50
  5. Step 5: Solve for x
    x = 2,323,414,459,178,680.50/49,458,124.40
  6. Step 6: Final answer
    x = 46,977,407.40

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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.