Home / 28,529,554.95-39,370,785.83-16,306,674.39

Finding the Fourth Proportional to 28,529,554.95, 39,370,785.83 and 16,306,674.39

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Solution

The fourth proportional to 28,529,554.95, 39,370,785.83 and 16,306,674.39 is: 22,503,210.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,529,554.95 : 39,370,785.83 = 16,306,674.39 : x
  2. Step 2: Convert to fraction form
    28,529,554.95/39,370,785.83 = 16,306,674.39/x
  3. Step 3: Cross multiply
    28,529,554.95x = 39,370,785.83 × 16,306,674.39
  4. Step 4: Simplify right side
    28,529,554.95x = 642,006,585,008,235.88
  5. Step 5: Solve for x
    x = 642,006,585,008,235.88/28,529,554.95
  6. Step 6: Final answer
    x = 22,503,210.66

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1.5x scale

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.