Home / 14,891,641.29-20,552,533.38-8,365,767.21

Finding the Fourth Proportional to 14,891,641.29, 20,552,533.38 and 8,365,767.21

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Solution

The fourth proportional to 14,891,641.29, 20,552,533.38 and 8,365,767.21 is: 11,545,920.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,891,641.29 : 20,552,533.38 = 8,365,767.21 : x
  2. Step 2: Convert to fraction form
    14,891,641.29/20,552,533.38 = 8,365,767.21/x
  3. Step 3: Cross multiply
    14,891,641.29x = 20,552,533.38 × 8,365,767.21
  4. Step 4: Simplify right side
    14,891,641.29x = 171,937,709,832,834.47
  5. Step 5: Solve for x
    x = 171,937,709,832,834.47/14,891,641.29
  6. Step 6: Final answer
    x = 11,545,920.73

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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.