Home / 31,460,668.10-47,191,002.15-9,901,878.20

Finding the Fourth Proportional to 31,460,668.10, 47,191,002.15 and 9,901,878.20

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Solution

The fourth proportional to 31,460,668.10, 47,191,002.15 and 9,901,878.20 is: 14,852,817.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,460,668.10 : 47,191,002.15 = 9,901,878.20 : x
  2. Step 2: Convert to fraction form
    31,460,668.10/47,191,002.15 = 9,901,878.20/x
  3. Step 3: Cross multiply
    31,460,668.10x = 47,191,002.15 × 9,901,878.20
  4. Step 4: Simplify right side
    31,460,668.10x = 467,279,555,425,238.06
  5. Step 5: Solve for x
    x = 467,279,555,425,238.06/31,460,668.10
  6. Step 6: Final answer
    x = 14,852,817.30

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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.