Home / 19,182,968.90-26,484,228.36-12,483,685.16

Finding the Fourth Proportional to 19,182,968.90, 26,484,228.36 and 12,483,685.16

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Solution

The fourth proportional to 19,182,968.90, 26,484,228.36 and 12,483,685.16 is: 17,235,119.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,182,968.90 : 26,484,228.36 = 12,483,685.16 : x
  2. Step 2: Convert to fraction form
    19,182,968.90/26,484,228.36 = 12,483,685.16/x
  3. Step 3: Cross multiply
    19,182,968.90x = 26,484,228.36 × 12,483,685.16
  4. Step 4: Simplify right side
    19,182,968.90x = 330,620,768,419,362
  5. Step 5: Solve for x
    x = 330,620,768,419,362/19,182,968.90
  6. Step 6: Final answer
    x = 17,235,119.87

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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.