Home / 19,768,708.80-29,621,570.40-14,666,875.20

Finding the Fourth Proportional to 19,768,708.80, 29,621,570.40 and 14,666,875.20

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Solution

The fourth proportional to 19,768,708.80, 29,621,570.40 and 14,666,875.20 is: 21,976,947.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,768,708.80 : 29,621,570.40 = 14,666,875.20 : x
  2. Step 2: Convert to fraction form
    19,768,708.80/29,621,570.40 = 14,666,875.20/x
  3. Step 3: Cross multiply
    19,768,708.80x = 29,621,570.40 × 14,666,875.20
  4. Step 4: Simplify right side
    19,768,708.80x = 434,455,876,284,814.06
  5. Step 5: Solve for x
    x = 434,455,876,284,814.06/19,768,708.80
  6. Step 6: Final answer
    x = 21,976,947.54

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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.