Home / 18,163,567.68-25,039,679.04-14,289,360.16

Finding the Fourth Proportional to 18,163,567.68, 25,039,679.04 and 14,289,360.16

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Solution

The fourth proportional to 18,163,567.68, 25,039,679.04 and 14,289,360.16 is: 19,698,827.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,163,567.68 : 25,039,679.04 = 14,289,360.16 : x
  2. Step 2: Convert to fraction form
    18,163,567.68/25,039,679.04 = 14,289,360.16/x
  3. Step 3: Cross multiply
    18,163,567.68x = 25,039,679.04 × 14,289,360.16
  4. Step 4: Simplify right side
    18,163,567.68x = 357,800,992,093,363.06
  5. Step 5: Solve for x
    x = 357,800,992,093,363.06/18,163,567.68
  6. Step 6: Final answer
    x = 19,698,827.81

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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.