Home / 18,683,543.60-28,025,315.40-16,164,119.60

Finding the Fourth Proportional to 18,683,543.60, 28,025,315.40 and 16,164,119.60

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Solution

The fourth proportional to 18,683,543.60, 28,025,315.40 and 16,164,119.60 is: 24,246,179.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,683,543.60 : 28,025,315.40 = 16,164,119.60 : x
  2. Step 2: Convert to fraction form
    18,683,543.60/28,025,315.40 = 16,164,119.60/x
  3. Step 3: Cross multiply
    18,683,543.60x = 28,025,315.40 × 16,164,119.60
  4. Step 4: Simplify right side
    18,683,543.60x = 453,004,549,953,321.81
  5. Step 5: Solve for x
    x = 453,004,549,953,321.81/18,683,543.60
  6. Step 6: Final answer
    x = 24,246,179.40

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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.