Home / 29,280,045.60-43,920,068.40-9,087,328.80

Finding the Fourth Proportional to 29,280,045.60, 43,920,068.40 and 9,087,328.80

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Solution

The fourth proportional to 29,280,045.60, 43,920,068.40 and 9,087,328.80 is: 13,630,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,280,045.60 : 43,920,068.40 = 9,087,328.80 : x
  2. Step 2: Convert to fraction form
    29,280,045.60/43,920,068.40 = 9,087,328.80/x
  3. Step 3: Cross multiply
    29,280,045.60x = 43,920,068.40 × 9,087,328.80
  4. Step 4: Simplify right side
    29,280,045.60x = 399,116,102,469,289.94
  5. Step 5: Solve for x
    x = 399,116,102,469,289.94/29,280,045.60
  6. Step 6: Final answer
    x = 13,630,993.20

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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.