Home / 10,865,964.60-16,298,946.90-9,637,745.40

Finding the Fourth Proportional to 10,865,964.60, 16,298,946.90 and 9,637,745.40

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Solution

The fourth proportional to 10,865,964.60, 16,298,946.90 and 9,637,745.40 is: 14,456,618.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,865,964.60 : 16,298,946.90 = 9,637,745.40 : x
  2. Step 2: Convert to fraction form
    10,865,964.60/16,298,946.90 = 9,637,745.40/x
  3. Step 3: Cross multiply
    10,865,964.60x = 16,298,946.90 × 9,637,745.40
  4. Step 4: Simplify right side
    10,865,964.60x = 157,085,100,510,319.28
  5. Step 5: Solve for x
    x = 157,085,100,510,319.28/10,865,964.60
  6. Step 6: Final answer
    x = 14,456,618.10

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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.