Home / 14,208,052.60-21,312,078.90-8,136,551.80

Finding the Fourth Proportional to 14,208,052.60, 21,312,078.90 and 8,136,551.80

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Solution

The fourth proportional to 14,208,052.60, 21,312,078.90 and 8,136,551.80 is: 12,204,827.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,208,052.60 : 21,312,078.90 = 8,136,551.80 : x
  2. Step 2: Convert to fraction form
    14,208,052.60/21,312,078.90 = 8,136,551.80/x
  3. Step 3: Cross multiply
    14,208,052.60x = 21,312,078.90 × 8,136,551.80
  4. Step 4: Simplify right side
    14,208,052.60x = 173,406,833,935,537
  5. Step 5: Solve for x
    x = 173,406,833,935,537/14,208,052.60
  6. Step 6: Final answer
    x = 12,204,827.70

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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.