Home / 31,939,068.10-47,915,600.55-10,369,999.30

Finding the Fourth Proportional to 31,939,068.10, 47,915,600.55 and 10,369,999.30

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Solution

The fourth proportional to 31,939,068.10, 47,915,600.55 and 10,369,999.30 is: 15,557,271.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,939,068.10 : 47,915,600.55 = 10,369,999.30 : x
  2. Step 2: Convert to fraction form
    31,939,068.10/47,915,600.55 = 10,369,999.30/x
  3. Step 3: Cross multiply
    31,939,068.10x = 47,915,600.55 × 10,369,999.30
  4. Step 4: Simplify right side
    31,939,068.10x = 496,884,744,162,579.62
  5. Step 5: Solve for x
    x = 496,884,744,162,579.62/31,939,068.10
  6. Step 6: Final answer
    x = 15,557,271.20

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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.