Home / 19,246,841.48-28,852,178.70-6,458,377.88

Finding the Fourth Proportional to 19,246,841.48, 28,852,178.70 and 6,458,377.88

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Solution

The fourth proportional to 19,246,841.48, 28,852,178.70 and 6,458,377.88 is: 9,681,498.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,246,841.48 : 28,852,178.70 = 6,458,377.88 : x
  2. Step 2: Convert to fraction form
    19,246,841.48/28,852,178.70 = 6,458,377.88/x
  3. Step 3: Cross multiply
    19,246,841.48x = 28,852,178.70 × 6,458,377.88
  4. Step 4: Simplify right side
    19,246,841.48x = 186,338,272,705,887.16
  5. Step 5: Solve for x
    x = 186,338,272,705,887.16/19,246,841.48
  6. Step 6: Final answer
    x = 9,681,498.80

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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.