Home / 16,863,190.30-23,271,208.23-9,128,208.70

Finding the Fourth Proportional to 16,863,190.30, 23,271,208.23 and 9,128,208.70

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Solution

The fourth proportional to 16,863,190.30, 23,271,208.23 and 9,128,208.70 is: 12,596,931.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,863,190.30 : 23,271,208.23 = 9,128,208.70 : x
  2. Step 2: Convert to fraction form
    16,863,190.30/23,271,208.23 = 9,128,208.70/x
  3. Step 3: Cross multiply
    16,863,190.30x = 23,271,208.23 × 9,128,208.70
  4. Step 4: Simplify right side
    16,863,190.30x = 212,424,445,424,597.59
  5. Step 5: Solve for x
    x = 212,424,445,424,597.59/16,863,190.30
  6. Step 6: Final answer
    x = 12,596,931.05

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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.