Home / 8,301,968.40-12,455,285.40-4,042,275.60

Finding the Fourth Proportional to 8,301,968.40, 12,455,285.40 and 4,042,275.60

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Solution

The fourth proportional to 8,301,968.40, 12,455,285.40 and 4,042,275.60 is: 6,064,549.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,301,968.40 : 12,455,285.40 = 4,042,275.60 : x
  2. Step 2: Convert to fraction form
    8,301,968.40/12,455,285.40 = 4,042,275.60/x
  3. Step 3: Cross multiply
    8,301,968.40x = 12,455,285.40 × 4,042,275.60
  4. Step 4: Simplify right side
    8,301,968.40x = 50,347,696,263,456.24
  5. Step 5: Solve for x
    x = 50,347,696,263,456.24/8,301,968.40
  6. Step 6: Final answer
    x = 6,064,549.25

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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.