Home / 28,735,621.40-43,103,432.10-23,633,787.80

Finding the Fourth Proportional to 28,735,621.40, 43,103,432.10 and 23,633,787.80

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Solution

The fourth proportional to 28,735,621.40, 43,103,432.10 and 23,633,787.80 is: 35,450,681.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,735,621.40 : 43,103,432.10 = 23,633,787.80 : x
  2. Step 2: Convert to fraction form
    28,735,621.40/43,103,432.10 = 23,633,787.80/x
  3. Step 3: Cross multiply
    28,735,621.40x = 43,103,432.10 × 23,633,787.80
  4. Step 4: Simplify right side
    28,735,621.40x = 1,018,697,367,703,108.50
  5. Step 5: Solve for x
    x = 1,018,697,367,703,108.50/28,735,621.40
  6. Step 6: Final answer
    x = 35,450,681.70

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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.