Home / 47,319,814.70-70,979,722.05-31,164,008.30

Finding the Fourth Proportional to 47,319,814.70, 70,979,722.05 and 31,164,008.30

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Solution

The fourth proportional to 47,319,814.70, 70,979,722.05 and 31,164,008.30 is: 46,746,012.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,319,814.70 : 70,979,722.05 = 31,164,008.30 : x
  2. Step 2: Convert to fraction form
    47,319,814.70/70,979,722.05 = 31,164,008.30/x
  3. Step 3: Cross multiply
    47,319,814.70x = 70,979,722.05 × 31,164,008.30
  4. Step 4: Simplify right side
    47,319,814.70x = 2,212,012,647,097,893
  5. Step 5: Solve for x
    x = 2,212,012,647,097,893/47,319,814.70
  6. Step 6: Final answer
    x = 46,746,012.45

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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.