Home / 67,415,260-93,006,587.08-39,152,821.64

Finding the Fourth Proportional to 67,415,260, 93,006,587.08 and 39,152,821.64

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Solution

The fourth proportional to 67,415,260, 93,006,587.08 and 39,152,821.64 is: 54,015,519.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,415,260 : 93,006,587.08 = 39,152,821.64 : x
  2. Step 2: Convert to fraction form
    67,415,260/93,006,587.08 = 39,152,821.64/x
  3. Step 3: Cross multiply
    67,415,260x = 93,006,587.08 × 39,152,821.64
  4. Step 4: Simplify right side
    67,415,260x = 3,641,470,315,288,368.50
  5. Step 5: Solve for x
    x = 3,641,470,315,288,368.50/67,415,260
  6. Step 6: Final answer
    x = 54,015,519.86

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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.