Home / 13,636,949.10-20,453,191.29-5,549,598.06

Finding the Fourth Proportional to 13,636,949.10, 20,453,191.29 and 5,549,598.06

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Solution

The fourth proportional to 13,636,949.10, 20,453,191.29 and 5,549,598.06 is: 8,323,488.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,636,949.10 : 20,453,191.29 = 5,549,598.06 : x
  2. Step 2: Convert to fraction form
    13,636,949.10/20,453,191.29 = 5,549,598.06/x
  3. Step 3: Cross multiply
    13,636,949.10x = 20,453,191.29 × 5,549,598.06
  4. Step 4: Simplify right side
    13,636,949.10x = 113,506,990,703,792.89
  5. Step 5: Solve for x
    x = 113,506,990,703,792.89/13,636,949.10
  6. Step 6: Final answer
    x = 8,323,488.62

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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.