Home / 16,640,705.40-24,961,058.10-12,070,312.80

Finding the Fourth Proportional to 16,640,705.40, 24,961,058.10 and 12,070,312.80

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Solution

The fourth proportional to 16,640,705.40, 24,961,058.10 and 12,070,312.80 is: 18,105,469.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,640,705.40 : 24,961,058.10 = 12,070,312.80 : x
  2. Step 2: Convert to fraction form
    16,640,705.40/24,961,058.10 = 12,070,312.80/x
  3. Step 3: Cross multiply
    16,640,705.40x = 24,961,058.10 × 12,070,312.80
  4. Step 4: Simplify right side
    16,640,705.40x = 301,287,779,085,973.69
  5. Step 5: Solve for x
    x = 301,287,779,085,973.69/16,640,705.40
  6. Step 6: Final answer
    x = 18,105,469.20

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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.