Home / 10,435,538.70-15,653,308.05-5,333,705.10

Finding the Fourth Proportional to 10,435,538.70, 15,653,308.05 and 5,333,705.10

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Solution

The fourth proportional to 10,435,538.70, 15,653,308.05 and 5,333,705.10 is: 8,000,557.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,435,538.70 : 15,653,308.05 = 5,333,705.10 : x
  2. Step 2: Convert to fraction form
    10,435,538.70/15,653,308.05 = 5,333,705.10/x
  3. Step 3: Cross multiply
    10,435,538.70x = 15,653,308.05 × 5,333,705.10
  4. Step 4: Simplify right side
    10,435,538.70x = 83,490,128,978,156.05
  5. Step 5: Solve for x
    x = 83,490,128,978,156.05/10,435,538.70
  6. Step 6: Final answer
    x = 8,000,557.65

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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.