Home / 29,421,252.03-40,584,420.83-18,388,855.20

Finding the Fourth Proportional to 29,421,252.03, 40,584,420.83 and 18,388,855.20

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Solution

The fourth proportional to 29,421,252.03, 40,584,420.83 and 18,388,855.20 is: 25,366,052.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,421,252.03 : 40,584,420.83 = 18,388,855.20 : x
  2. Step 2: Convert to fraction form
    29,421,252.03/40,584,420.83 = 18,388,855.20/x
  3. Step 3: Cross multiply
    29,421,252.03x = 40,584,420.83 × 18,388,855.20
  4. Step 4: Simplify right side
    29,421,252.03x = 746,301,038,216,897.62
  5. Step 5: Solve for x
    x = 746,301,038,216,897.62/29,421,252.03
  6. Step 6: Final answer
    x = 25,366,052.99

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.