Home / 8,688,012.80-13,036,226.40-3,574,221.80

Finding the Fourth Proportional to 8,688,012.80, 13,036,226.40 and 3,574,221.80

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Solution

The fourth proportional to 8,688,012.80, 13,036,226.40 and 3,574,221.80 is: 5,363,063.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,688,012.80 : 13,036,226.40 = 3,574,221.80 : x
  2. Step 2: Convert to fraction form
    8,688,012.80/13,036,226.40 = 3,574,221.80/x
  3. Step 3: Cross multiply
    8,688,012.80x = 13,036,226.40 × 3,574,221.80
  4. Step 4: Simplify right side
    8,688,012.80x = 46,594,364,588,615.52
  5. Step 5: Solve for x
    x = 46,594,364,588,615.52/8,688,012.80
  6. Step 6: Final answer
    x = 5,363,063.53

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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.