Home / 10,529,319.09-15,783,888.86-4,455,695.82

Finding the Fourth Proportional to 10,529,319.09, 15,783,888.86 and 4,455,695.82

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Solution

The fourth proportional to 10,529,319.09, 15,783,888.86 and 4,455,695.82 is: 6,679,274.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,529,319.09 : 15,783,888.86 = 4,455,695.82 : x
  2. Step 2: Convert to fraction form
    10,529,319.09/15,783,888.86 = 4,455,695.82/x
  3. Step 3: Cross multiply
    10,529,319.09x = 15,783,888.86 × 4,455,695.82
  4. Step 4: Simplify right side
    10,529,319.09x = 70,328,207,549,066.37
  5. Step 5: Solve for x
    x = 70,328,207,549,066.37/10,529,319.09
  6. Step 6: Final answer
    x = 6,679,274.03

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.