Home / 16,128,698.20-24,193,047.30-13,292,013.40

Finding the Fourth Proportional to 16,128,698.20, 24,193,047.30 and 13,292,013.40

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Solution

The fourth proportional to 16,128,698.20, 24,193,047.30 and 13,292,013.40 is: 19,938,020.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,128,698.20 : 24,193,047.30 = 13,292,013.40 : x
  2. Step 2: Convert to fraction form
    16,128,698.20/24,193,047.30 = 13,292,013.40/x
  3. Step 3: Cross multiply
    16,128,698.20x = 24,193,047.30 × 13,292,013.40
  4. Step 4: Simplify right side
    16,128,698.20x = 321,574,308,898,433.81
  5. Step 5: Solve for x
    x = 321,574,308,898,433.81/16,128,698.20
  6. Step 6: Final answer
    x = 19,938,020.10

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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.