Home / 10,279,938-14,186,625.48-5,695,830.48

Finding the Fourth Proportional to 10,279,938, 14,186,625.48 and 5,695,830.48

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Solution

The fourth proportional to 10,279,938, 14,186,625.48 and 5,695,830.48 is: 7,860,418.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279,938 : 14,186,625.48 = 5,695,830.48 : x
  2. Step 2: Convert to fraction form
    10,279,938/14,186,625.48 = 5,695,830.48/x
  3. Step 3: Cross multiply
    10,279,938x = 14,186,625.48 × 5,695,830.48
  4. Step 4: Simplify right side
    10,279,938x = 80,804,613,817,328.64
  5. Step 5: Solve for x
    x = 80,804,613,817,328.64/10,279,938
  6. Step 6: Final answer
    x = 7,860,418.40

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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.