Home / 26,408,703.47-36,401,901.26-20,817,833.38

Finding the Fourth Proportional to 26,408,703.47, 36,401,901.26 and 20,817,833.38

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Solution

The fourth proportional to 26,408,703.47, 36,401,901.26 and 20,817,833.38 is: 28,695,415.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,408,703.47 : 36,401,901.26 = 20,817,833.38 : x
  2. Step 2: Convert to fraction form
    26,408,703.47/36,401,901.26 = 20,817,833.38/x
  3. Step 3: Cross multiply
    26,408,703.47x = 36,401,901.26 × 20,817,833.38
  4. Step 4: Simplify right side
    26,408,703.47x = 757,808,714,950,798.25
  5. Step 5: Solve for x
    x = 757,808,714,950,798.25/26,408,703.47
  6. Step 6: Final answer
    x = 28,695,415.36

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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.