Home / 19,389,753.73-26,757,853.63-10,688,071.66

Finding the Fourth Proportional to 19,389,753.73, 26,757,853.63 and 10,688,071.66

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Solution

The fourth proportional to 19,389,753.73, 26,757,853.63 and 10,688,071.66 is: 14,749,535.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,389,753.73 : 26,757,853.63 = 10,688,071.66 : x
  2. Step 2: Convert to fraction form
    19,389,753.73/26,757,853.63 = 10,688,071.66/x
  3. Step 3: Cross multiply
    19,389,753.73x = 26,757,853.63 × 10,688,071.66
  4. Step 4: Simplify right side
    19,389,753.73x = 285,989,857,011,790.75
  5. Step 5: Solve for x
    x = 285,989,857,011,790.75/19,389,753.73
  6. Step 6: Final answer
    x = 14,749,535.30

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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.