Home / 7,407,277.86-10,222,440.54-4,143,897.96

Finding the Fourth Proportional to 7,407,277.86, 10,222,440.54 and 4,143,897.96

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Solution

The fourth proportional to 7,407,277.86, 10,222,440.54 and 4,143,897.96 is: 5,718,801.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,407,277.86 : 10,222,440.54 = 4,143,897.96 : x
  2. Step 2: Convert to fraction form
    7,407,277.86/10,222,440.54 = 4,143,897.96/x
  3. Step 3: Cross multiply
    7,407,277.86x = 10,222,440.54 × 4,143,897.96
  4. Step 4: Simplify right side
    7,407,277.86x = 42,360,750,499,927.30
  5. Step 5: Solve for x
    x = 42,360,750,499,927.30/7,407,277.86
  6. Step 6: Final answer
    x = 5,718,801.33

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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.