Home / 12,051,011.10-18,094,231.35-8,472,641.70

Finding the Fourth Proportional to 12,051,011.10, 18,094,231.35 and 8,472,641.70

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Solution

The fourth proportional to 12,051,011.10, 18,094,231.35 and 8,472,641.70 is: 12,721,417.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,051,011.10 : 18,094,231.35 = 8,472,641.70 : x
  2. Step 2: Convert to fraction form
    12,051,011.10/18,094,231.35 = 8,472,641.70/x
  3. Step 3: Cross multiply
    12,051,011.10x = 18,094,231.35 × 8,472,641.70
  4. Step 4: Simplify right side
    12,051,011.10x = 153,305,939,065,457.28
  5. Step 5: Solve for x
    x = 153,305,939,065,457.28/12,051,011.10
  6. Step 6: Final answer
    x = 12,721,417.13

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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.