Home / 12,912,000.60-19,368,000.90-10,896,461.40

Finding the Fourth Proportional to 12,912,000.60, 19,368,000.90 and 10,896,461.40

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Solution

The fourth proportional to 12,912,000.60, 19,368,000.90 and 10,896,461.40 is: 16,344,692.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,912,000.60 : 19,368,000.90 = 10,896,461.40 : x
  2. Step 2: Convert to fraction form
    12,912,000.60/19,368,000.90 = 10,896,461.40/x
  3. Step 3: Cross multiply
    12,912,000.60x = 19,368,000.90 × 10,896,461.40
  4. Step 4: Simplify right side
    12,912,000.60x = 211,042,674,202,015.25
  5. Step 5: Solve for x
    x = 211,042,674,202,015.25/12,912,000.60
  6. Step 6: Final answer
    x = 16,344,692.10

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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.