Home / 17,008,421.60-25,512,632.40-16,724,986.40

Finding the Fourth Proportional to 17,008,421.60, 25,512,632.40 and 16,724,986.40

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Solution

The fourth proportional to 17,008,421.60, 25,512,632.40 and 16,724,986.40 is: 25,087,479.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,008,421.60 : 25,512,632.40 = 16,724,986.40 : x
  2. Step 2: Convert to fraction form
    17,008,421.60/25,512,632.40 = 16,724,986.40/x
  3. Step 3: Cross multiply
    17,008,421.60x = 25,512,632.40 × 16,724,986.40
  4. Step 4: Simplify right side
    17,008,421.60x = 426,698,429,918,199.38
  5. Step 5: Solve for x
    x = 426,698,429,918,199.38/17,008,421.60
  6. Step 6: Final answer
    x = 25,087,479.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.