Home / 12,616,341.87-18,924,510.78-3,031,720.41

Finding the Fourth Proportional to 12,616,341.87, 18,924,510.78 and 3,031,720.41

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Solution

The fourth proportional to 12,616,341.87, 18,924,510.78 and 3,031,720.41 is: 4,547,580.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,616,341.87 : 18,924,510.78 = 3,031,720.41 : x
  2. Step 2: Convert to fraction form
    12,616,341.87/18,924,510.78 = 3,031,720.41/x
  3. Step 3: Cross multiply
    12,616,341.87x = 18,924,510.78 × 3,031,720.41
  4. Step 4: Simplify right side
    12,616,341.87x = 57,373,825,580,991.02
  5. Step 5: Solve for x
    x = 57,373,825,580,991.02/12,616,341.87
  6. Step 6: Final answer
    x = 4,547,580.13

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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.