Home / 13,692,046.05-18,895,024.67-7,497,483.39

Finding the Fourth Proportional to 13,692,046.05, 18,895,024.67 and 7,497,483.39

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Solution

The fourth proportional to 13,692,046.05, 18,895,024.67 and 7,497,483.39 is: 10,346,527.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,692,046.05 : 18,895,024.67 = 7,497,483.39 : x
  2. Step 2: Convert to fraction form
    13,692,046.05/18,895,024.67 = 7,497,483.39/x
  3. Step 3: Cross multiply
    13,692,046.05x = 18,895,024.67 × 7,497,483.39
  4. Step 4: Simplify right side
    13,692,046.05x = 141,665,133,579,477.81
  5. Step 5: Solve for x
    x = 141,665,133,579,477.81/13,692,046.05
  6. Step 6: Final answer
    x = 10,346,527.69

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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.