Home / 13,366,166.68-18,445,328.22-7,254,595.96

Finding the Fourth Proportional to 13,366,166.68, 18,445,328.22 and 7,254,595.96

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Solution

The fourth proportional to 13,366,166.68, 18,445,328.22 and 7,254,595.96 is: 10,011,352.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,366,166.68 : 18,445,328.22 = 7,254,595.96 : x
  2. Step 2: Convert to fraction form
    13,366,166.68/18,445,328.22 = 7,254,595.96/x
  3. Step 3: Cross multiply
    13,366,166.68x = 18,445,328.22 × 7,254,595.96
  4. Step 4: Simplify right side
    13,366,166.68x = 133,813,403,585,685.98
  5. Step 5: Solve for x
    x = 133,813,403,585,685.98/13,366,166.68
  6. Step 6: Final answer
    x = 10,011,352.30

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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.