Home / 13,350,511.90-18,424,068.69-7,550,161.03

Finding the Fourth Proportional to 13,350,511.90, 18,424,068.69 and 7,550,161.03

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Solution

The fourth proportional to 13,350,511.90, 18,424,068.69 and 7,550,161.03 is: 10,419,427.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350,511.90 : 18,424,068.69 = 7,550,161.03 : x
  2. Step 2: Convert to fraction form
    13,350,511.90/18,424,068.69 = 7,550,161.03/x
  3. Step 3: Cross multiply
    13,350,511.90x = 18,424,068.69 × 7,550,161.03
  4. Step 4: Simplify right side
    13,350,511.90x = 139,104,685,446,154.69
  5. Step 5: Solve for x
    x = 139,104,685,446,154.69/13,350,511.90
  6. Step 6: Final answer
    x = 10,419,427.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.