Home / 14,573,307.90-21,862,914.30-4,989,655.20

Finding the Fourth Proportional to 14,573,307.90, 21,862,914.30 and 4,989,655.20

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Solution

The fourth proportional to 14,573,307.90, 21,862,914.30 and 4,989,655.20 is: 7,485,493.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,573,307.90 : 21,862,914.30 = 4,989,655.20 : x
  2. Step 2: Convert to fraction form
    14,573,307.90/21,862,914.30 = 4,989,655.20/x
  3. Step 3: Cross multiply
    14,573,307.90x = 21,862,914.30 × 4,989,655.20
  4. Step 4: Simplify right side
    14,573,307.90x = 109,088,404,024,149.38
  5. Step 5: Solve for x
    x = 109,088,404,024,149.38/14,573,307.90
  6. Step 6: Final answer
    x = 7,485,493.67

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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.