Home / 31,935,300.96-47,902,259.80-8,905,620.98

Finding the Fourth Proportional to 31,935,300.96, 47,902,259.80 and 8,905,620.98

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Solution

The fourth proportional to 31,935,300.96, 47,902,259.80 and 8,905,620.98 is: 13,358,238.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,935,300.96 : 47,902,259.80 = 8,905,620.98 : x
  2. Step 2: Convert to fraction form
    31,935,300.96/47,902,259.80 = 8,905,620.98/x
  3. Step 3: Cross multiply
    31,935,300.96x = 47,902,259.80 × 8,905,620.98
  4. Step 4: Simplify right side
    31,935,300.96x = 426,599,369,864,290.62
  5. Step 5: Solve for x
    x = 426,599,369,864,290.62/31,935,300.96
  6. Step 6: Final answer
    x = 13,358,238.60

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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.