Home / 10,279,921-14,186,602.02-5,695,813.48

Finding the Fourth Proportional to 10,279,921, 14,186,602.02 and 5,695,813.48

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Solution

The fourth proportional to 10,279,921, 14,186,602.02 and 5,695,813.48 is: 7,860,394.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,279,921 : 14,186,602.02 = 5,695,813.48 : x
  2. Step 2: Convert to fraction form
    10,279,921/14,186,602.02 = 5,695,813.48/x
  3. Step 3: Cross multiply
    10,279,921x = 14,186,602.02 × 5,695,813.48
  4. Step 4: Simplify right side
    10,279,921x = 80,804,239,020,911.23
  5. Step 5: Solve for x
    x = 80,804,239,020,911.23/10,279,921
  6. Step 6: Final answer
    x = 7,860,394.94

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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.