Home / 28,958,205.50-39,969,283.10-16,575,477.92

Finding the Fourth Proportional to 28,958,205.50, 39,969,283.10 and 16,575,477.92

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Solution

The fourth proportional to 28,958,205.50, 39,969,283.10 and 16,575,477.92 is: 22,878,143.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,958,205.50 : 39,969,283.10 = 16,575,477.92 : x
  2. Step 2: Convert to fraction form
    28,958,205.50/39,969,283.10 = 16,575,477.92/x
  3. Step 3: Cross multiply
    28,958,205.50x = 39,969,283.10 × 16,575,477.92
  4. Step 4: Simplify right side
    28,958,205.50x = 662,509,969,502,279.12
  5. Step 5: Solve for x
    x = 662,509,969,502,279.12/28,958,205.50
  6. Step 6: Final answer
    x = 22,878,143.11

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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.