Home / 13,953,043.80-20,929,566.24-4,369,172.40

Finding the Fourth Proportional to 13,953,043.80, 20,929,566.24 and 4,369,172.40

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Solution

The fourth proportional to 13,953,043.80, 20,929,566.24 and 4,369,172.40 is: 6,553,758.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,953,043.80 : 20,929,566.24 = 4,369,172.40 : x
  2. Step 2: Convert to fraction form
    13,953,043.80/20,929,566.24 = 4,369,172.40/x
  3. Step 3: Cross multiply
    13,953,043.80x = 20,929,566.24 × 4,369,172.40
  4. Step 4: Simplify right side
    13,953,043.80x = 91,444,883,159,779.78
  5. Step 5: Solve for x
    x = 91,444,883,159,779.78/13,953,043.80
  6. Step 6: Final answer
    x = 6,553,758.77

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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.