Home / 35,357,788.20-53,036,682.30-19,989,301.80

Finding the Fourth Proportional to 35,357,788.20, 53,036,682.30 and 19,989,301.80

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Solution

The fourth proportional to 35,357,788.20, 53,036,682.30 and 19,989,301.80 is: 29,983,952.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,357,788.20 : 53,036,682.30 = 19,989,301.80 : x
  2. Step 2: Convert to fraction form
    35,357,788.20/53,036,682.30 = 19,989,301.80/x
  3. Step 3: Cross multiply
    35,357,788.20x = 53,036,682.30 × 19,989,301.80
  4. Step 4: Simplify right side
    35,357,788.20x = 1,060,166,248,965,418.12
  5. Step 5: Solve for x
    x = 1,060,166,248,965,418.12/35,357,788.20
  6. Step 6: Final answer
    x = 29,983,952.70

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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.