Home / 13,656,332.52-18,845,518.93-7,461,246.12

Finding the Fourth Proportional to 13,656,332.52, 18,845,518.93 and 7,461,246.12

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Solution

The fourth proportional to 13,656,332.52, 18,845,518.93 and 7,461,246.12 is: 10,296,399.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,656,332.52 : 18,845,518.93 = 7,461,246.12 : x
  2. Step 2: Convert to fraction form
    13,656,332.52/18,845,518.93 = 7,461,246.12/x
  3. Step 3: Cross multiply
    13,656,332.52x = 18,845,518.93 × 7,461,246.12
  4. Step 4: Simplify right side
    13,656,332.52x = 140,611,054,995,849.05
  5. Step 5: Solve for x
    x = 140,611,054,995,849.05/13,656,332.52
  6. Step 6: Final answer
    x = 10,296,399.48

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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.