Home / 19,718,548.20-29,602,181.16-9,353,678.04

Finding the Fourth Proportional to 19,718,548.20, 29,602,181.16 and 9,353,678.04

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Solution

The fourth proportional to 19,718,548.20, 29,602,181.16 and 9,353,678.04 is: 14,042,071.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,718,548.20 : 29,602,181.16 = 9,353,678.04 : x
  2. Step 2: Convert to fraction form
    19,718,548.20/29,602,181.16 = 9,353,678.04/x
  3. Step 3: Cross multiply
    19,718,548.20x = 29,602,181.16 × 9,353,678.04
  4. Step 4: Simplify right side
    19,718,548.20x = 276,889,271,852,393.69
  5. Step 5: Solve for x
    x = 276,889,271,852,393.69/19,718,548.20
  6. Step 6: Final answer
    x = 14,042,071.91

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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.