Home / 12,595,828.20-18,865,748.70-9,746,701.80

Finding the Fourth Proportional to 12,595,828.20, 18,865,748.70 and 9,746,701.80

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Solution

The fourth proportional to 12,595,828.20, 18,865,748.70 and 9,746,701.80 is: 14,598,391.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,595,828.20 : 18,865,748.70 = 9,746,701.80 : x
  2. Step 2: Convert to fraction form
    12,595,828.20/18,865,748.70 = 9,746,701.80/x
  3. Step 3: Cross multiply
    12,595,828.20x = 18,865,748.70 × 9,746,701.80
  4. Step 4: Simplify right side
    12,595,828.20x = 183,878,826,812,637.66
  5. Step 5: Solve for x
    x = 183,878,826,812,637.66/12,595,828.20
  6. Step 6: Final answer
    x = 14,598,391.14

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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.