Home / 67,685,779.28-93,406,377.48-36,745,904.72

Finding the Fourth Proportional to 67,685,779.28, 93,406,377.48 and 36,745,904.72

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Solution

The fourth proportional to 67,685,779.28, 93,406,377.48 and 36,745,904.72 is: 50,709,349.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,685,779.28 : 93,406,377.48 = 36,745,904.72 : x
  2. Step 2: Convert to fraction form
    67,685,779.28/93,406,377.48 = 36,745,904.72/x
  3. Step 3: Cross multiply
    67,685,779.28x = 93,406,377.48 × 36,745,904.72
  4. Step 4: Simplify right side
    67,685,779.28x = 3,432,301,847,120,433.50
  5. Step 5: Solve for x
    x = 3,432,301,847,120,433.50/67,685,779.28
  6. Step 6: Final answer
    x = 50,709,349.64

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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.