Home / 10,209,076.76-14,072,572.71-6,940,216.39

Finding the Fourth Proportional to 10,209,076.76, 14,072,572.71 and 6,940,216.39

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Solution

The fourth proportional to 10,209,076.76, 14,072,572.71 and 6,940,216.39 is: 9,566,653.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,209,076.76 : 14,072,572.71 = 6,940,216.39 : x
  2. Step 2: Convert to fraction form
    10,209,076.76/14,072,572.71 = 6,940,216.39/x
  3. Step 3: Cross multiply
    10,209,076.76x = 14,072,572.71 × 6,940,216.39
  4. Step 4: Simplify right side
    10,209,076.76x = 97,666,699,736,227.30
  5. Step 5: Solve for x
    x = 97,666,699,736,227.30/10,209,076.76
  6. Step 6: Final answer
    x = 9,566,653.48

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1.5x scale

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.