Home / 53,164,000.20-79,746,000.30-28,977,529.80

Finding the Fourth Proportional to 53,164,000.20, 79,746,000.30 and 28,977,529.80

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Solution

The fourth proportional to 53,164,000.20, 79,746,000.30 and 28,977,529.80 is: 43,466,294.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,164,000.20 : 79,746,000.30 = 28,977,529.80 : x
  2. Step 2: Convert to fraction form
    53,164,000.20/79,746,000.30 = 28,977,529.80/x
  3. Step 3: Cross multiply
    53,164,000.20x = 79,746,000.30 × 28,977,529.80
  4. Step 4: Simplify right side
    53,164,000.20x = 2,310,842,100,124,059
  5. Step 5: Solve for x
    x = 2,310,842,100,124,059/53,164,000.20
  6. Step 6: Final answer
    x = 43,466,294.70

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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.