Home / 19,515,808.84-26,932,406.64-10,813,167.22

Finding the Fourth Proportional to 19,515,808.84, 26,932,406.64 and 10,813,167.22

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Solution

The fourth proportional to 19,515,808.84, 26,932,406.64 and 10,813,167.22 is: 14,922,497.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515,808.84 : 26,932,406.64 = 10,813,167.22 : x
  2. Step 2: Convert to fraction form
    19,515,808.84/26,932,406.64 = 10,813,167.22/x
  3. Step 3: Cross multiply
    19,515,808.84x = 26,932,406.64 × 10,813,167.22
  4. Step 4: Simplify right side
    19,515,808.84x = 291,224,616,635,358.38
  5. Step 5: Solve for x
    x = 291,224,616,635,358.38/19,515,808.84
  6. Step 6: Final answer
    x = 14,922,497.91

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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.