Home / 19,409,611.40-29,114,417.10-9,307,032.20

Finding the Fourth Proportional to 19,409,611.40, 29,114,417.10 and 9,307,032.20

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Solution

The fourth proportional to 19,409,611.40, 29,114,417.10 and 9,307,032.20 is: 13,960,548.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,409,611.40 : 29,114,417.10 = 9,307,032.20 : x
  2. Step 2: Convert to fraction form
    19,409,611.40/29,114,417.10 = 9,307,032.20/x
  3. Step 3: Cross multiply
    19,409,611.40x = 29,114,417.10 × 9,307,032.20
  4. Step 4: Simplify right side
    19,409,611.40x = 270,968,817,433,930.62
  5. Step 5: Solve for x
    x = 270,968,817,433,930.62/19,409,611.40
  6. Step 6: Final answer
    x = 13,960,548.30

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Similar ratio
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1.5x scale

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.