Home / 6,971,715.80-10,457,573.70-1,854,135.80

Finding the Fourth Proportional to 6,971,715.80, 10,457,573.70 and 1,854,135.80

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Solution

The fourth proportional to 6,971,715.80, 10,457,573.70 and 1,854,135.80 is: 2,781,203.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,971,715.80 : 10,457,573.70 = 1,854,135.80 : x
  2. Step 2: Convert to fraction form
    6,971,715.80/10,457,573.70 = 1,854,135.80/x
  3. Step 3: Cross multiply
    6,971,715.80x = 10,457,573.70 × 1,854,135.80
  4. Step 4: Simplify right side
    6,971,715.80x = 19,389,761,778,308.46
  5. Step 5: Solve for x
    x = 19,389,761,778,308.46/6,971,715.80
  6. Step 6: Final answer
    x = 2,781,203.70

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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.