Home / 28,728,125.60-43,092,188.40-26,376,663.20

Finding the Fourth Proportional to 28,728,125.60, 43,092,188.40 and 26,376,663.20

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Solution

The fourth proportional to 28,728,125.60, 43,092,188.40 and 26,376,663.20 is: 39,564,994.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,728,125.60 : 43,092,188.40 = 26,376,663.20 : x
  2. Step 2: Convert to fraction form
    28,728,125.60/43,092,188.40 = 26,376,663.20/x
  3. Step 3: Cross multiply
    28,728,125.60x = 43,092,188.40 × 26,376,663.20
  4. Step 4: Simplify right side
    28,728,125.60x = 1,136,628,139,977,746.75
  5. Step 5: Solve for x
    x = 1,136,628,139,977,746.75/28,728,125.60
  6. Step 6: Final answer
    x = 39,564,994.80

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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.