Home / 30,223,428.80-41,709,308.40-17,170,450.40

Finding the Fourth Proportional to 30,223,428.80, 41,709,308.40 and 17,170,450.40

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Solution

The fourth proportional to 30,223,428.80, 41,709,308.40 and 17,170,450.40 is: 23,695,776.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,223,428.80 : 41,709,308.40 = 17,170,450.40 : x
  2. Step 2: Convert to fraction form
    30,223,428.80/41,709,308.40 = 17,170,450.40/x
  3. Step 3: Cross multiply
    30,223,428.80x = 41,709,308.40 × 17,170,450.40
  4. Step 4: Simplify right side
    30,223,428.80x = 716,167,611,100,503.25
  5. Step 5: Solve for x
    x = 716,167,611,100,503.25/30,223,428.80
  6. Step 6: Final answer
    x = 23,695,776.41

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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.