Home / 16,828,543.80-25,242,815.70-13,958,762.40

Finding the Fourth Proportional to 16,828,543.80, 25,242,815.70 and 13,958,762.40

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Solution

The fourth proportional to 16,828,543.80, 25,242,815.70 and 13,958,762.40 is: 20,938,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,828,543.80 : 25,242,815.70 = 13,958,762.40 : x
  2. Step 2: Convert to fraction form
    16,828,543.80/25,242,815.70 = 13,958,762.40/x
  3. Step 3: Cross multiply
    16,828,543.80x = 25,242,815.70 × 13,958,762.40
  4. Step 4: Simplify right side
    16,828,543.80x = 352,358,466,663,289.69
  5. Step 5: Solve for x
    x = 352,358,466,663,289.69/16,828,543.80
  6. Step 6: Final answer
    x = 20,938,143.60

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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.