Home / 13,943,492.49-19,242,486.35-7,748,800.30

Finding the Fourth Proportional to 13,943,492.49, 19,242,486.35 and 7,748,800.30

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Solution

The fourth proportional to 13,943,492.49, 19,242,486.35 and 7,748,800.30 is: 10,693,603.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,492.49 : 19,242,486.35 = 7,748,800.30 : x
  2. Step 2: Convert to fraction form
    13,943,492.49/19,242,486.35 = 7,748,800.30/x
  3. Step 3: Cross multiply
    13,943,492.49x = 19,242,486.35 × 7,748,800.30
  4. Step 4: Simplify right side
    13,943,492.49x = 149,106,183,907,754.03
  5. Step 5: Solve for x
    x = 149,106,183,907,754.03/13,943,492.49
  6. Step 6: Final answer
    x = 10,693,603.78

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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.