Home / 19,520,865.51-29,249,280.59-13,830,933.03

Finding the Fourth Proportional to 19,520,865.51, 29,249,280.59 and 13,830,933.03

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Solution

The fourth proportional to 19,520,865.51, 29,249,280.59 and 13,830,933.03 is: 20,723,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,520,865.51 : 29,249,280.59 = 13,830,933.03 : x
  2. Step 2: Convert to fraction form
    19,520,865.51/29,249,280.59 = 13,830,933.03/x
  3. Step 3: Cross multiply
    19,520,865.51x = 29,249,280.59 × 13,830,933.03
  4. Step 4: Simplify right side
    19,520,865.51x = 404,544,840,946,814.19
  5. Step 5: Solve for x
    x = 404,544,840,946,814.19/19,520,865.51
  6. Step 6: Final answer
    x = 20,723,714.36

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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.