Home / 13,477,492.80-20,216,239.20-9,225,964.80

Finding the Fourth Proportional to 13,477,492.80, 20,216,239.20 and 9,225,964.80

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Solution

The fourth proportional to 13,477,492.80, 20,216,239.20 and 9,225,964.80 is: 13,838,947.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,477,492.80 : 20,216,239.20 = 9,225,964.80 : x
  2. Step 2: Convert to fraction form
    13,477,492.80/20,216,239.20 = 9,225,964.80/x
  3. Step 3: Cross multiply
    13,477,492.80x = 20,216,239.20 × 9,225,964.80
  4. Step 4: Simplify right side
    13,477,492.80x = 186,514,311,247,580.16
  5. Step 5: Solve for x
    x = 186,514,311,247,580.16/13,477,492.80
  6. Step 6: Final answer
    x = 13,838,947.20

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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.