Home / 14,677,379.16-20,255,053.56-8,151,617.40

Finding the Fourth Proportional to 14,677,379.16, 20,255,053.56 and 8,151,617.40

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Solution

The fourth proportional to 14,677,379.16, 20,255,053.56 and 8,151,617.40 is: 11,249,382.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,677,379.16 : 20,255,053.56 = 8,151,617.40 : x
  2. Step 2: Convert to fraction form
    14,677,379.16/20,255,053.56 = 8,151,617.40/x
  3. Step 3: Cross multiply
    14,677,379.16x = 20,255,053.56 × 8,151,617.40
  4. Step 4: Simplify right side
    14,677,379.16x = 165,111,447,037,627.94
  5. Step 5: Solve for x
    x = 165,111,447,037,627.94/14,677,379.16
  6. Step 6: Final answer
    x = 11,249,382.14

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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.