Home / 12,544,045.60-18,816,068.40-8,297,312.80

Finding the Fourth Proportional to 12,544,045.60, 18,816,068.40 and 8,297,312.80

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Solution

The fourth proportional to 12,544,045.60, 18,816,068.40 and 8,297,312.80 is: 12,445,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,544,045.60 : 18,816,068.40 = 8,297,312.80 : x
  2. Step 2: Convert to fraction form
    12,544,045.60/18,816,068.40 = 8,297,312.80/x
  3. Step 3: Cross multiply
    12,544,045.60x = 18,816,068.40 × 8,297,312.80
  4. Step 4: Simplify right side
    12,544,045.60x = 156,122,805,180,995.50
  5. Step 5: Solve for x
    x = 156,122,805,180,995.50/12,544,045.60
  6. Step 6: Final answer
    x = 12,445,969.20

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1.5x scale

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.