Home / 16,009,390.80-22,078,032.84-14,820,440.40

Finding the Fourth Proportional to 16,009,390.80, 22,078,032.84 and 14,820,440.40

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Solution

The fourth proportional to 16,009,390.80, 22,078,032.84 and 14,820,440.40 is: 20,438,389.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,009,390.80 : 22,078,032.84 = 14,820,440.40 : x
  2. Step 2: Convert to fraction form
    16,009,390.80/22,078,032.84 = 14,820,440.40/x
  3. Step 3: Cross multiply
    16,009,390.80x = 22,078,032.84 × 14,820,440.40
  4. Step 4: Simplify right side
    16,009,390.80x = 327,206,169,854,462.75
  5. Step 5: Solve for x
    x = 327,206,169,854,462.75/16,009,390.80
  6. Step 6: Final answer
    x = 20,438,389.81

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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.