Home / 14,385,948.60-21,587,217.30-5,416,937.40

Finding the Fourth Proportional to 14,385,948.60, 21,587,217.30 and 5,416,937.40

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Solution

The fourth proportional to 14,385,948.60, 21,587,217.30 and 5,416,937.40 is: 8,128,529.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,385,948.60 : 21,587,217.30 = 5,416,937.40 : x
  2. Step 2: Convert to fraction form
    14,385,948.60/21,587,217.30 = 5,416,937.40/x
  3. Step 3: Cross multiply
    14,385,948.60x = 21,587,217.30 × 5,416,937.40
  4. Step 4: Simplify right side
    14,385,948.60x = 116,936,604,754,297.03
  5. Step 5: Solve for x
    x = 116,936,604,754,297.03/14,385,948.60
  6. Step 6: Final answer
    x = 8,128,529.30

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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.