Home / 19,515,807.84-26,932,405.26-10,813,166.22

Finding the Fourth Proportional to 19,515,807.84, 26,932,405.26 and 10,813,166.22

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Solution

The fourth proportional to 19,515,807.84, 26,932,405.26 and 10,813,166.22 is: 14,922,496.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,515,807.84 : 26,932,405.26 = 10,813,166.22 : x
  2. Step 2: Convert to fraction form
    19,515,807.84/26,932,405.26 = 10,813,166.22/x
  3. Step 3: Cross multiply
    19,515,807.84x = 26,932,405.26 × 10,813,166.22
  4. Step 4: Simplify right side
    19,515,807.84x = 291,224,574,780,782.38
  5. Step 5: Solve for x
    x = 291,224,574,780,782.38/19,515,807.84
  6. Step 6: Final answer
    x = 14,922,496.53

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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.