Home / 21,030,570.90-31,554,713.70-11,452,823.10

Finding the Fourth Proportional to 21,030,570.90, 31,554,713.70 and 11,452,823.10

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Solution

The fourth proportional to 21,030,570.90, 31,554,713.70 and 11,452,823.10 is: 17,184,058.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,030,570.90 : 31,554,713.70 = 11,452,823.10 : x
  2. Step 2: Convert to fraction form
    21,030,570.90/31,554,713.70 = 11,452,823.10/x
  3. Step 3: Cross multiply
    21,030,570.90x = 31,554,713.70 × 11,452,823.10
  4. Step 4: Simplify right side
    21,030,570.90x = 361,390,553,977,246.44
  5. Step 5: Solve for x
    x = 361,390,553,977,246.44/21,030,570.90
  6. Step 6: Final answer
    x = 17,184,058.18

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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.