Home / 5,708,167.50-7,878,415.53-3,386,348.77

Finding the Fourth Proportional to 5,708,167.50, 7,878,415.53 and 3,386,348.77

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Solution

The fourth proportional to 5,708,167.50, 7,878,415.53 and 3,386,348.77 is: 4,673,840.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,708,167.50 : 7,878,415.53 = 3,386,348.77 : x
  2. Step 2: Convert to fraction form
    5,708,167.50/7,878,415.53 = 3,386,348.77/x
  3. Step 3: Cross multiply
    5,708,167.50x = 7,878,415.53 × 3,386,348.77
  4. Step 4: Simplify right side
    5,708,167.50x = 26,679,062,739,564.40
  5. Step 5: Solve for x
    x = 26,679,062,739,564.40/5,708,167.50
  6. Step 6: Final answer
    x = 4,673,840.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.