Home / 28,161,804.52-38,858,850.94-16,403,008.04

Finding the Fourth Proportional to 28,161,804.52, 38,858,850.94 and 16,403,008.04

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Solution

The fourth proportional to 28,161,804.52, 38,858,850.94 and 16,403,008.04 is: 22,633,565.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,161,804.52 : 38,858,850.94 = 16,403,008.04 : x
  2. Step 2: Convert to fraction form
    28,161,804.52/38,858,850.94 = 16,403,008.04/x
  3. Step 3: Cross multiply
    28,161,804.52x = 38,858,850.94 × 16,403,008.04
  4. Step 4: Simplify right side
    28,161,804.52x = 637,402,044,393,981.50
  5. Step 5: Solve for x
    x = 637,402,044,393,981.50/28,161,804.52
  6. Step 6: Final answer
    x = 22,633,565.40

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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.