Home / 12,709,550.39-17,539,304.20-6,908,328.53

Finding the Fourth Proportional to 12,709,550.39, 17,539,304.20 and 6,908,328.53

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Solution

The fourth proportional to 12,709,550.39, 17,539,304.20 and 6,908,328.53 is: 9,533,561.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,709,550.39 : 17,539,304.20 = 6,908,328.53 : x
  2. Step 2: Convert to fraction form
    12,709,550.39/17,539,304.20 = 6,908,328.53/x
  3. Step 3: Cross multiply
    12,709,550.39x = 17,539,304.20 × 6,908,328.53
  4. Step 4: Simplify right side
    12,709,550.39x = 121,167,275,610,515.44
  5. Step 5: Solve for x
    x = 121,167,275,610,515.44/12,709,550.39
  6. Step 6: Final answer
    x = 9,533,561.13

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1.5x scale

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.