Home / 12,470,329.52-18,706,220.04-3,495,581.36

Finding the Fourth Proportional to 12,470,329.52, 18,706,220.04 and 3,495,581.36

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Solution

The fourth proportional to 12,470,329.52, 18,706,220.04 and 3,495,581.36 is: 5,243,575.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,470,329.52 : 18,706,220.04 = 3,495,581.36 : x
  2. Step 2: Convert to fraction form
    12,470,329.52/18,706,220.04 = 3,495,581.36/x
  3. Step 3: Cross multiply
    12,470,329.52x = 18,706,220.04 × 3,495,581.36
  4. Step 4: Simplify right side
    12,470,329.52x = 65,389,114,087,882.45
  5. Step 5: Solve for x
    x = 65,389,114,087,882.45/12,470,329.52
  6. Step 6: Final answer
    x = 5,243,575.48

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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.