Home / 19,586,284.80-29,379,427.20-19,460,313.60

Finding the Fourth Proportional to 19,586,284.80, 29,379,427.20 and 19,460,313.60

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Solution

The fourth proportional to 19,586,284.80, 29,379,427.20 and 19,460,313.60 is: 29,190,470.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,586,284.80 : 29,379,427.20 = 19,460,313.60 : x
  2. Step 2: Convert to fraction form
    19,586,284.80/29,379,427.20 = 19,460,313.60/x
  3. Step 3: Cross multiply
    19,586,284.80x = 29,379,427.20 × 19,460,313.60
  4. Step 4: Simplify right side
    19,586,284.80x = 571,732,866,700,370
  5. Step 5: Solve for x
    x = 571,732,866,700,370/19,586,284.80
  6. Step 6: Final answer
    x = 29,190,470.40

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1.5x scale

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.