Home / 31,460,663.60-47,190,995.40-9,901,873.70

Finding the Fourth Proportional to 31,460,663.60, 47,190,995.40 and 9,901,873.70

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Solution

The fourth proportional to 31,460,663.60, 47,190,995.40 and 9,901,873.70 is: 14,852,810.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460,663.60 : 47,190,995.40 = 9,901,873.70 : x
  2. Step 2: Convert to fraction form
    31,460,663.60/47,190,995.40 = 9,901,873.70/x
  3. Step 3: Cross multiply
    31,460,663.60x = 47,190,995.40 × 9,901,873.70
  4. Step 4: Simplify right side
    31,460,663.60x = 467,279,276,228,080.94
  5. Step 5: Solve for x
    x = 467,279,276,228,080.94/31,460,663.60
  6. Step 6: Final answer
    x = 14,852,810.55

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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.