Home / 67,958,162.62-93,779,239.17-39,703,154.50

Finding the Fourth Proportional to 67,958,162.62, 93,779,239.17 and 39,703,154.50

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Solution

The fourth proportional to 67,958,162.62, 93,779,239.17 and 39,703,154.50 is: 54,788,585.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,958,162.62 : 93,779,239.17 = 39,703,154.50 : x
  2. Step 2: Convert to fraction form
    67,958,162.62/93,779,239.17 = 39,703,154.50/x
  3. Step 3: Cross multiply
    67,958,162.62x = 93,779,239.17 × 39,703,154.50
  4. Step 4: Simplify right side
    67,958,162.62x = 3,723,331,621,658,962
  5. Step 5: Solve for x
    x = 3,723,331,621,658,962/67,958,162.62
  6. Step 6: Final answer
    x = 54,788,585.77

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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.