Home / 15,726,110.04-21,702,730.14-8,851,037.40

Finding the Fourth Proportional to 15,726,110.04, 21,702,730.14 and 8,851,037.40

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Solution

The fourth proportional to 15,726,110.04, 21,702,730.14 and 8,851,037.40 is: 12,214,824.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,726,110.04 : 21,702,730.14 = 8,851,037.40 : x
  2. Step 2: Convert to fraction form
    15,726,110.04/21,702,730.14 = 8,851,037.40/x
  3. Step 3: Cross multiply
    15,726,110.04x = 21,702,730.14 × 8,851,037.40
  4. Step 4: Simplify right side
    15,726,110.04x = 192,091,676,151,247.25
  5. Step 5: Solve for x
    x = 192,091,676,151,247.25/15,726,110.04
  6. Step 6: Final answer
    x = 12,214,824.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.