Home / 8,685,711.58-13,020,095.02-4,135,537.80

Finding the Fourth Proportional to 8,685,711.58, 13,020,095.02 and 4,135,537.80

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Solution

The fourth proportional to 8,685,711.58, 13,020,095.02 and 4,135,537.80 is: 6,199,272.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,685,711.58 : 13,020,095.02 = 4,135,537.80 : x
  2. Step 2: Convert to fraction form
    8,685,711.58/13,020,095.02 = 4,135,537.80/x
  3. Step 3: Cross multiply
    8,685,711.58x = 13,020,095.02 × 4,135,537.80
  4. Step 4: Simplify right side
    8,685,711.58x = 53,845,095,114,801.75
  5. Step 5: Solve for x
    x = 53,845,095,114,801.75/8,685,711.58
  6. Step 6: Final answer
    x = 6,199,272.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.