Home / 9,886,679.34-14,824,612.77-7,850,420.19

Finding the Fourth Proportional to 9,886,679.34, 14,824,612.77 and 7,850,420.19

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Solution

The fourth proportional to 9,886,679.34, 14,824,612.77 and 7,850,420.19 is: 11,771,337.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,886,679.34 : 14,824,612.77 = 7,850,420.19 : x
  2. Step 2: Convert to fraction form
    9,886,679.34/14,824,612.77 = 7,850,420.19/x
  3. Step 3: Cross multiply
    9,886,679.34x = 14,824,612.77 × 7,850,420.19
  4. Step 4: Simplify right side
    9,886,679.34x = 116,379,439,369,100.75
  5. Step 5: Solve for x
    x = 116,379,439,369,100.75/9,886,679.34
  6. Step 6: Final answer
    x = 11,771,337.51

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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.