Home / 10,000,511.40-14,983,052.40-8,477,047.20

Finding the Fourth Proportional to 10,000,511.40, 14,983,052.40 and 8,477,047.20

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Solution

The fourth proportional to 10,000,511.40, 14,983,052.40 and 8,477,047.20 is: 12,700,554.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,000,511.40 : 14,983,052.40 = 8,477,047.20 : x
  2. Step 2: Convert to fraction form
    10,000,511.40/14,983,052.40 = 8,477,047.20/x
  3. Step 3: Cross multiply
    10,000,511.40x = 14,983,052.40 × 8,477,047.20
  4. Step 4: Simplify right side
    10,000,511.40x = 127,012,042,394,873.27
  5. Step 5: Solve for x
    x = 127,012,042,394,873.27/10,000,511.40
  6. Step 6: Final answer
    x = 12,700,554.73

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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.