Home / 21,857,541.40-32,786,312.10-6,709,504.60

Finding the Fourth Proportional to 21,857,541.40, 32,786,312.10 and 6,709,504.60

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Solution

The fourth proportional to 21,857,541.40, 32,786,312.10 and 6,709,504.60 is: 10,064,256.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,857,541.40 : 32,786,312.10 = 6,709,504.60 : x
  2. Step 2: Convert to fraction form
    21,857,541.40/32,786,312.10 = 6,709,504.60/x
  3. Step 3: Cross multiply
    21,857,541.40x = 32,786,312.10 × 6,709,504.60
  4. Step 4: Simplify right side
    21,857,541.40x = 219,979,911,851,985.66
  5. Step 5: Solve for x
    x = 219,979,911,851,985.66/21,857,541.40
  6. Step 6: Final answer
    x = 10,064,256.90

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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.