Home / 12,294,656.70-18,441,985.05-6,248,039.10

Finding the Fourth Proportional to 12,294,656.70, 18,441,985.05 and 6,248,039.10

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Solution

The fourth proportional to 12,294,656.70, 18,441,985.05 and 6,248,039.10 is: 9,372,058.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,294,656.70 : 18,441,985.05 = 6,248,039.10 : x
  2. Step 2: Convert to fraction form
    12,294,656.70/18,441,985.05 = 6,248,039.10/x
  3. Step 3: Cross multiply
    12,294,656.70x = 18,441,985.05 × 6,248,039.10
  4. Step 4: Simplify right side
    12,294,656.70x = 115,226,243,674,015.45
  5. Step 5: Solve for x
    x = 115,226,243,674,015.45/12,294,656.70
  6. Step 6: Final answer
    x = 9,372,058.65

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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.