Home / 30,808,622.40-46,195,437.60-11,640,004.80

Finding the Fourth Proportional to 30,808,622.40, 46,195,437.60 and 11,640,004.80

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Solution

The fourth proportional to 30,808,622.40, 46,195,437.60 and 11,640,004.80 is: 17,453,396.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,808,622.40 : 46,195,437.60 = 11,640,004.80 : x
  2. Step 2: Convert to fraction form
    30,808,622.40/46,195,437.60 = 11,640,004.80/x
  3. Step 3: Cross multiply
    30,808,622.40x = 46,195,437.60 × 11,640,004.80
  4. Step 4: Simplify right side
    30,808,622.40x = 537,715,115,402,100.56
  5. Step 5: Solve for x
    x = 537,715,115,402,100.56/30,808,622.40
  6. Step 6: Final answer
    x = 17,453,396.92

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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.