Home / 13,846,486.84-19,109,302.40-7,652,742.90

Finding the Fourth Proportional to 13,846,486.84, 19,109,302.40 and 7,652,742.90

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Solution

The fourth proportional to 13,846,486.84, 19,109,302.40 and 7,652,742.90 is: 10,561,421.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,846,486.84 : 19,109,302.40 = 7,652,742.90 : x
  2. Step 2: Convert to fraction form
    13,846,486.84/19,109,302.40 = 7,652,742.90/x
  3. Step 3: Cross multiply
    13,846,486.84x = 19,109,302.40 × 7,652,742.90
  4. Step 4: Simplify right side
    13,846,486.84x = 146,238,578,265,552.97
  5. Step 5: Solve for x
    x = 146,238,578,265,552.97/13,846,486.84
  6. Step 6: Final answer
    x = 10,561,421.10

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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.