Home / 55,633,751.39-76,779,173.04-30,861,924.97

Finding the Fourth Proportional to 55,633,751.39, 76,779,173.04 and 30,861,924.97

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Solution

The fourth proportional to 55,633,751.39, 76,779,173.04 and 30,861,924.97 is: 42,592,006.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,633,751.39 : 76,779,173.04 = 30,861,924.97 : x
  2. Step 2: Convert to fraction form
    55,633,751.39/76,779,173.04 = 30,861,924.97/x
  3. Step 3: Cross multiply
    55,633,751.39x = 76,779,173.04 × 30,861,924.97
  4. Step 4: Simplify right side
    55,633,751.39x = 2,369,553,077,619,127
  5. Step 5: Solve for x
    x = 2,369,553,077,619,127/55,633,751.39
  6. Step 6: Final answer
    x = 42,592,006.08

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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.