Home / 28,860,855.61-39,831,943.32-17,695,374.07

Finding the Fourth Proportional to 28,860,855.61, 39,831,943.32 and 17,695,374.07

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Solution

The fourth proportional to 28,860,855.61, 39,831,943.32 and 17,695,374.07 is: 24,422,045.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,860,855.61 : 39,831,943.32 = 17,695,374.07 : x
  2. Step 2: Convert to fraction form
    28,860,855.61/39,831,943.32 = 17,695,374.07/x
  3. Step 3: Cross multiply
    28,860,855.61x = 39,831,943.32 × 17,695,374.07
  4. Step 4: Simplify right side
    28,860,855.61x = 704,841,136,982,437.75
  5. Step 5: Solve for x
    x = 704,841,136,982,437.75/28,860,855.61
  6. Step 6: Final answer
    x = 24,422,045.78

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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.