Home / 28,571,431.88-39,429,095.40-16,184,097.23

Finding the Fourth Proportional to 28,571,431.88, 39,429,095.40 and 16,184,097.23

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Solution

The fourth proportional to 28,571,431.88, 39,429,095.40 and 16,184,097.23 is: 22,334,348.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,571,431.88 : 39,429,095.40 = 16,184,097.23 : x
  2. Step 2: Convert to fraction form
    28,571,431.88/39,429,095.40 = 16,184,097.23/x
  3. Step 3: Cross multiply
    28,571,431.88x = 39,429,095.40 × 16,184,097.23
  4. Step 4: Simplify right side
    28,571,431.88x = 638,124,313,447,400.25
  5. Step 5: Solve for x
    x = 638,124,313,447,400.25/28,571,431.88
  6. Step 6: Final answer
    x = 22,334,348.39

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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.