Home / 10,689,134.40-16,033,701.60-2,602,045.80

Finding the Fourth Proportional to 10,689,134.40, 16,033,701.60 and 2,602,045.80

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Solution

The fourth proportional to 10,689,134.40, 16,033,701.60 and 2,602,045.80 is: 3,903,068.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,689,134.40 : 16,033,701.60 = 2,602,045.80 : x
  2. Step 2: Convert to fraction form
    10,689,134.40/16,033,701.60 = 2,602,045.80/x
  3. Step 3: Cross multiply
    10,689,134.40x = 16,033,701.60 × 2,602,045.80
  4. Step 4: Simplify right side
    10,689,134.40x = 41,720,425,906,733.27
  5. Step 5: Solve for x
    x = 41,720,425,906,733.27/10,689,134.40
  6. Step 6: Final answer
    x = 3,903,068.70

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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.