Home / 55,773,977.83-76,969,956.26-30,995,209.06

Finding the Fourth Proportional to 55,773,977.83, 76,969,956.26 and 30,995,209.06

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Solution

The fourth proportional to 55,773,977.83, 76,969,956.26 and 30,995,209.06 is: 42,774,425.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,773,977.83 : 76,969,956.26 = 30,995,209.06 : x
  2. Step 2: Convert to fraction form
    55,773,977.83/76,969,956.26 = 30,995,209.06/x
  3. Step 3: Cross multiply
    55,773,977.83x = 76,969,956.26 × 30,995,209.06
  4. Step 4: Simplify right side
    55,773,977.83x = 2,385,699,885,502,819
  5. Step 5: Solve for x
    x = 2,385,699,885,502,819/55,773,977.83
  6. Step 6: Final answer
    x = 42,774,425.97

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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.