Home / 14,076,826.20-19,416,002.40-12,919,011.93

Finding the Fourth Proportional to 14,076,826.20, 19,416,002.40 and 12,919,011.93

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Solution

The fourth proportional to 14,076,826.20, 19,416,002.40 and 12,919,011.93 is: 17,819,042.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,076,826.20 : 19,416,002.40 = 12,919,011.93 : x
  2. Step 2: Convert to fraction form
    14,076,826.20/19,416,002.40 = 12,919,011.93/x
  3. Step 3: Cross multiply
    14,076,826.20x = 19,416,002.40 × 12,919,011.93
  4. Step 4: Simplify right side
    14,076,826.20x = 250,835,566,638,508.59
  5. Step 5: Solve for x
    x = 250,835,566,638,508.59/14,076,826.20
  6. Step 6: Final answer
    x = 17,819,042.66

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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.