Home / 31,057,501.60-46,586,252.40-8,340,695.20

Finding the Fourth Proportional to 31,057,501.60, 46,586,252.40 and 8,340,695.20

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Solution

The fourth proportional to 31,057,501.60, 46,586,252.40 and 8,340,695.20 is: 12,511,042.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,057,501.60 : 46,586,252.40 = 8,340,695.20 : x
  2. Step 2: Convert to fraction form
    31,057,501.60/46,586,252.40 = 8,340,695.20/x
  3. Step 3: Cross multiply
    31,057,501.60x = 46,586,252.40 × 8,340,695.20
  4. Step 4: Simplify right side
    31,057,501.60x = 388,561,731,778,668.50
  5. Step 5: Solve for x
    x = 388,561,731,778,668.50/31,057,501.60
  6. Step 6: Final answer
    x = 12,511,042.80

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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.