Home / 56,054,069.21-84,118,830.38-19,662,803.93

Finding the Fourth Proportional to 56,054,069.21, 84,118,830.38 and 19,662,803.93

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Solution

The fourth proportional to 56,054,069.21, 84,118,830.38 and 19,662,803.93 is: 29,507,439.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,054,069.21 : 84,118,830.38 = 19,662,803.93 : x
  2. Step 2: Convert to fraction form
    56,054,069.21/84,118,830.38 = 19,662,803.93/x
  3. Step 3: Cross multiply
    56,054,069.21x = 84,118,830.38 × 19,662,803.93
  4. Step 4: Simplify right side
    56,054,069.21x = 1,654,012,068,484,553.25
  5. Step 5: Solve for x
    x = 1,654,012,068,484,553.25/56,054,069.21
  6. Step 6: Final answer
    x = 29,507,439.72

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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.