Home / 14,435,072.96-19,920,400.16-7,908,950

Finding the Fourth Proportional to 14,435,072.96, 19,920,400.16 and 7,908,950

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Solution

The fourth proportional to 14,435,072.96, 19,920,400.16 and 7,908,950 is: 10,914,350.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,435,072.96 : 19,920,400.16 = 7,908,950 : x
  2. Step 2: Convert to fraction form
    14,435,072.96/19,920,400.16 = 7,908,950/x
  3. Step 3: Cross multiply
    14,435,072.96x = 19,920,400.16 × 7,908,950
  4. Step 4: Simplify right side
    14,435,072.96x = 157,549,448,845,432
  5. Step 5: Solve for x
    x = 157,549,448,845,432/14,435,072.96
  6. Step 6: Final answer
    x = 10,914,350.71

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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.