Home / 19,045,403.69-26,267,462.39-12,525,727.46

Finding the Fourth Proportional to 19,045,403.69, 26,267,462.39 and 12,525,727.46

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Solution

The fourth proportional to 19,045,403.69, 26,267,462.39 and 12,525,727.46 is: 17,275,510.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,045,403.69 : 26,267,462.39 = 12,525,727.46 : x
  2. Step 2: Convert to fraction form
    19,045,403.69/26,267,462.39 = 12,525,727.46/x
  3. Step 3: Cross multiply
    19,045,403.69x = 26,267,462.39 × 12,525,727.46
  4. Step 4: Simplify right side
    19,045,403.69x = 329,019,074,862,917.19
  5. Step 5: Solve for x
    x = 329,019,074,862,917.19/19,045,403.69
  6. Step 6: Final answer
    x = 17,275,510.69

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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.