Home / 8,457,689.98-12,683,691.60-3,065,211.64

Finding the Fourth Proportional to 8,457,689.98, 12,683,691.60 and 3,065,211.64

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Solution

The fourth proportional to 8,457,689.98, 12,683,691.60 and 3,065,211.64 is: 4,596,786.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,457,689.98 : 12,683,691.60 = 3,065,211.64 : x
  2. Step 2: Convert to fraction form
    8,457,689.98/12,683,691.60 = 3,065,211.64/x
  3. Step 3: Cross multiply
    8,457,689.98x = 12,683,691.60 × 3,065,211.64
  4. Step 4: Simplify right side
    8,457,689.98x = 38,878,199,130,490.23
  5. Step 5: Solve for x
    x = 38,878,199,130,490.23/8,457,689.98
  6. Step 6: Final answer
    x = 4,596,786.97

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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.