Home / 10,372,215.10-15,558,322.65-9,840,774.10

Finding the Fourth Proportional to 10,372,215.10, 15,558,322.65 and 9,840,774.10

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Solution

The fourth proportional to 10,372,215.10, 15,558,322.65 and 9,840,774.10 is: 14,761,161.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,372,215.10 : 15,558,322.65 = 9,840,774.10 : x
  2. Step 2: Convert to fraction form
    10,372,215.10/15,558,322.65 = 9,840,774.10/x
  3. Step 3: Cross multiply
    10,372,215.10x = 15,558,322.65 × 9,840,774.10
  4. Step 4: Simplify right side
    10,372,215.10x = 153,105,938,573,563.38
  5. Step 5: Solve for x
    x = 153,105,938,573,563.38/10,372,215.10
  6. Step 6: Final answer
    x = 14,761,161.15

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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.