Home / 9,077,424.60-13,602,140.10-7,873,699.80

Finding the Fourth Proportional to 9,077,424.60, 13,602,140.10 and 7,873,699.80

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Solution

The fourth proportional to 9,077,424.60, 13,602,140.10 and 7,873,699.80 is: 11,798,408.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,077,424.60 : 13,602,140.10 = 7,873,699.80 : x
  2. Step 2: Convert to fraction form
    9,077,424.60/13,602,140.10 = 7,873,699.80/x
  3. Step 3: Cross multiply
    9,077,424.60x = 13,602,140.10 × 7,873,699.80
  4. Step 4: Simplify right side
    9,077,424.60x = 107,099,167,784,941.97
  5. Step 5: Solve for x
    x = 107,099,167,784,941.97/9,077,424.60
  6. Step 6: Final answer
    x = 11,798,408.97

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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.