Home / 30,854,694.65-42,583,816.52-19,097,734.28

Finding the Fourth Proportional to 30,854,694.65, 42,583,816.52 and 19,097,734.28

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Solution

The fourth proportional to 30,854,694.65, 42,583,816.52 and 19,097,734.28 is: 26,357,558.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,854,694.65 : 42,583,816.52 = 19,097,734.28 : x
  2. Step 2: Convert to fraction form
    30,854,694.65/42,583,816.52 = 19,097,734.28/x
  3. Step 3: Cross multiply
    30,854,694.65x = 42,583,816.52 × 19,097,734.28
  4. Step 4: Simplify right side
    30,854,694.65x = 813,254,412,290,442.88
  5. Step 5: Solve for x
    x = 813,254,412,290,442.88/30,854,694.65
  6. Step 6: Final answer
    x = 26,357,558.28

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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.