Home / 30,621,036.30-45,931,554.45-27,786,684.30

Finding the Fourth Proportional to 30,621,036.30, 45,931,554.45 and 27,786,684.30

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Solution

The fourth proportional to 30,621,036.30, 45,931,554.45 and 27,786,684.30 is: 41,680,026.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,621,036.30 : 45,931,554.45 = 27,786,684.30 : x
  2. Step 2: Convert to fraction form
    30,621,036.30/45,931,554.45 = 27,786,684.30/x
  3. Step 3: Cross multiply
    30,621,036.30x = 45,931,554.45 × 27,786,684.30
  4. Step 4: Simplify right side
    30,621,036.30x = 1,276,285,602,910,410.25
  5. Step 5: Solve for x
    x = 1,276,285,602,910,410.25/30,621,036.30
  6. Step 6: Final answer
    x = 41,680,026.45

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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.