Home / 10,538,699.77-14,538,952.34-7,055,160.89

Finding the Fourth Proportional to 10,538,699.77, 14,538,952.34 and 7,055,160.89

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Solution

The fourth proportional to 10,538,699.77, 14,538,952.34 and 7,055,160.89 is: 9,733,140.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,538,699.77 : 14,538,952.34 = 7,055,160.89 : x
  2. Step 2: Convert to fraction form
    10,538,699.77/14,538,952.34 = 7,055,160.89/x
  3. Step 3: Cross multiply
    10,538,699.77x = 14,538,952.34 × 7,055,160.89
  4. Step 4: Simplify right side
    10,538,699.77x = 102,574,647,849,228.27
  5. Step 5: Solve for x
    x = 102,574,647,849,228.27/10,538,699.77
  6. Step 6: Final answer
    x = 9,733,140.72

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.