Home / 12,843,006.70-19,264,510.05-8,585,214.70

Finding the Fourth Proportional to 12,843,006.70, 19,264,510.05 and 8,585,214.70

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Solution

The fourth proportional to 12,843,006.70, 19,264,510.05 and 8,585,214.70 is: 12,877,822.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,843,006.70 : 19,264,510.05 = 8,585,214.70 : x
  2. Step 2: Convert to fraction form
    12,843,006.70/19,264,510.05 = 8,585,214.70/x
  3. Step 3: Cross multiply
    12,843,006.70x = 19,264,510.05 × 8,585,214.70
  4. Step 4: Simplify right side
    12,843,006.70x = 165,389,954,869,557.72
  5. Step 5: Solve for x
    x = 165,389,954,869,557.72/12,843,006.70
  6. Step 6: Final answer
    x = 12,877,822.05

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1.5x scale

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.