Home / 22,890,285.60-34,335,428.40-21,136,530.30

Finding the Fourth Proportional to 22,890,285.60, 34,335,428.40 and 21,136,530.30

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Solution

The fourth proportional to 22,890,285.60, 34,335,428.40 and 21,136,530.30 is: 31,704,795.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,890,285.60 : 34,335,428.40 = 21,136,530.30 : x
  2. Step 2: Convert to fraction form
    22,890,285.60/34,335,428.40 = 21,136,530.30/x
  3. Step 3: Cross multiply
    22,890,285.60x = 34,335,428.40 × 21,136,530.30
  4. Step 4: Simplify right side
    22,890,285.60x = 725,731,822,740,080.50
  5. Step 5: Solve for x
    x = 725,731,822,740,080.50/22,890,285.60
  6. Step 6: Final answer
    x = 31,704,795.45

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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.