Home / 28,580,468.04-39,440,878.56-16,826,567.76

Finding the Fourth Proportional to 28,580,468.04, 39,440,878.56 and 16,826,567.76

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Solution

The fourth proportional to 28,580,468.04, 39,440,878.56 and 16,826,567.76 is: 23,220,564.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,580,468.04 : 39,440,878.56 = 16,826,567.76 : x
  2. Step 2: Convert to fraction form
    28,580,468.04/39,440,878.56 = 16,826,567.76/x
  3. Step 3: Cross multiply
    28,580,468.04x = 39,440,878.56 × 16,826,567.76
  4. Step 4: Simplify right side
    28,580,468.04x = 663,654,615,603,771.38
  5. Step 5: Solve for x
    x = 663,654,615,603,771.38/28,580,468.04
  6. Step 6: Final answer
    x = 23,220,564.99

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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.