Home / 14,011,714.80-21,017,572.20-8,602,826.40

Finding the Fourth Proportional to 14,011,714.80, 21,017,572.20 and 8,602,826.40

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Solution

The fourth proportional to 14,011,714.80, 21,017,572.20 and 8,602,826.40 is: 12,904,239.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,011,714.80 : 21,017,572.20 = 8,602,826.40 : x
  2. Step 2: Convert to fraction form
    14,011,714.80/21,017,572.20 = 8,602,826.40/x
  3. Step 3: Cross multiply
    14,011,714.80x = 21,017,572.20 × 8,602,826.40
  4. Step 4: Simplify right side
    14,011,714.80x = 180,810,524,986,066.09
  5. Step 5: Solve for x
    x = 180,810,524,986,066.09/14,011,714.80
  6. Step 6: Final answer
    x = 12,904,239.60

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1.5x scale

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.