Home / 31,546,006.30-47,319,009.45-20,208,598.30

Finding the Fourth Proportional to 31,546,006.30, 47,319,009.45 and 20,208,598.30

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Solution

The fourth proportional to 31,546,006.30, 47,319,009.45 and 20,208,598.30 is: 30,312,897.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,546,006.30 : 47,319,009.45 = 20,208,598.30 : x
  2. Step 2: Convert to fraction form
    31,546,006.30/47,319,009.45 = 20,208,598.30/x
  3. Step 3: Cross multiply
    31,546,006.30x = 47,319,009.45 × 20,208,598.30
  4. Step 4: Simplify right side
    31,546,006.30x = 956,250,853,928,954
  5. Step 5: Solve for x
    x = 956,250,853,928,954/31,546,006.30
  6. Step 6: Final answer
    x = 30,312,897.45

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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.