Home / 12,833,297.40-19,249,946.10-12,744,823.80

Finding the Fourth Proportional to 12,833,297.40, 19,249,946.10 and 12,744,823.80

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Solution

The fourth proportional to 12,833,297.40, 19,249,946.10 and 12,744,823.80 is: 19,117,235.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,833,297.40 : 19,249,946.10 = 12,744,823.80 : x
  2. Step 2: Convert to fraction form
    12,833,297.40/19,249,946.10 = 12,744,823.80/x
  3. Step 3: Cross multiply
    12,833,297.40x = 19,249,946.10 × 12,744,823.80
  4. Step 4: Simplify right side
    12,833,297.40x = 245,337,171,203,997.22
  5. Step 5: Solve for x
    x = 245,337,171,203,997.22/12,833,297.40
  6. Step 6: Final answer
    x = 19,117,235.70

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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.