Home / 14,043,813.04-19,369,710.12-9,700,168.60

Finding the Fourth Proportional to 14,043,813.04, 19,369,710.12 and 9,700,168.60

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Solution

The fourth proportional to 14,043,813.04, 19,369,710.12 and 9,700,168.60 is: 13,378,806.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,043,813.04 : 19,369,710.12 = 9,700,168.60 : x
  2. Step 2: Convert to fraction form
    14,043,813.04/19,369,710.12 = 9,700,168.60/x
  3. Step 3: Cross multiply
    14,043,813.04x = 19,369,710.12 × 9,700,168.60
  4. Step 4: Simplify right side
    14,043,813.04x = 187,889,453,897,126.25
  5. Step 5: Solve for x
    x = 187,889,453,897,126.25/14,043,813.04
  6. Step 6: Final answer
    x = 13,378,806.27

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1.5x scale

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.