Home / 22,934,985.51-31,650,270.87-12,621,708.60

Finding the Fourth Proportional to 22,934,985.51, 31,650,270.87 and 12,621,708.60

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Solution

The fourth proportional to 22,934,985.51, 31,650,270.87 and 12,621,708.60 is: 17,417,952.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,934,985.51 : 31,650,270.87 = 12,621,708.60 : x
  2. Step 2: Convert to fraction form
    22,934,985.51/31,650,270.87 = 12,621,708.60/x
  3. Step 3: Cross multiply
    22,934,985.51x = 31,650,270.87 × 12,621,708.60
  4. Step 4: Simplify right side
    22,934,985.51x = 399,480,496,032,208.50
  5. Step 5: Solve for x
    x = 399,480,496,032,208.50/22,934,985.51
  6. Step 6: Final answer
    x = 17,417,952.84

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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.