Home / 7,069,036.64-9,755,399.76-3,929,595.06

Finding the Fourth Proportional to 7,069,036.64, 9,755,399.76 and 3,929,595.06

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Solution

The fourth proportional to 7,069,036.64, 9,755,399.76 and 3,929,595.06 is: 5,422,913.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,069,036.64 : 9,755,399.76 = 3,929,595.06 : x
  2. Step 2: Convert to fraction form
    7,069,036.64/9,755,399.76 = 3,929,595.06/x
  3. Step 3: Cross multiply
    7,069,036.64x = 9,755,399.76 × 3,929,595.06
  4. Step 4: Simplify right side
    7,069,036.64x = 38,334,770,705,221.19
  5. Step 5: Solve for x
    x = 38,334,770,705,221.19/7,069,036.64
  6. Step 6: Final answer
    x = 5,422,913.00

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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.