Home / 13,293,701.47-19,940,549.93-4,202,181.18

Finding the Fourth Proportional to 13,293,701.47, 19,940,549.93 and 4,202,181.18

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Solution

The fourth proportional to 13,293,701.47, 19,940,549.93 and 4,202,181.18 is: 6,303,271.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,293,701.47 : 19,940,549.93 = 4,202,181.18 : x
  2. Step 2: Convert to fraction form
    13,293,701.47/19,940,549.93 = 4,202,181.18/x
  3. Step 3: Cross multiply
    13,293,701.47x = 19,940,549.93 × 4,202,181.18
  4. Step 4: Simplify right side
    13,293,701.47x = 83,793,803,629,443.59
  5. Step 5: Solve for x
    x = 83,793,803,629,443.59/13,293,701.47
  6. Step 6: Final answer
    x = 6,303,271.05

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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.