Home / 7,939,100.16-11,903,260.80-4,038,971.88

Finding the Fourth Proportional to 7,939,100.16, 11,903,260.80 and 4,038,971.88

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Solution

The fourth proportional to 7,939,100.16, 11,903,260.80 and 4,038,971.88 is: 6,055,715.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,939,100.16 : 11,903,260.80 = 4,038,971.88 : x
  2. Step 2: Convert to fraction form
    7,939,100.16/11,903,260.80 = 4,038,971.88/x
  3. Step 3: Cross multiply
    7,939,100.16x = 11,903,260.80 × 4,038,971.88
  4. Step 4: Simplify right side
    7,939,100.16x = 48,076,935,651,506.30
  5. Step 5: Solve for x
    x = 48,076,935,651,506.30/7,939,100.16
  6. Step 6: Final answer
    x = 6,055,715.97

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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.