Home / 15,044,623.95-20,762,176.35-8,429,269.48

Finding the Fourth Proportional to 15,044,623.95, 20,762,176.35 and 8,429,269.48

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Solution

The fourth proportional to 15,044,623.95, 20,762,176.35 and 8,429,269.48 is: 11,632,725.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,044,623.95 : 20,762,176.35 = 8,429,269.48 : x
  2. Step 2: Convert to fraction form
    15,044,623.95/20,762,176.35 = 8,429,269.48/x
  3. Step 3: Cross multiply
    15,044,623.95x = 20,762,176.35 × 8,429,269.48
  4. Step 4: Simplify right side
    15,044,623.95x = 175,009,979,425,137.12
  5. Step 5: Solve for x
    x = 175,009,979,425,137.12/15,044,623.95
  6. Step 6: Final answer
    x = 11,632,725.41

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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.