Home / 40,513,953.51-55,909,254.24-22,179,239.01

Finding the Fourth Proportional to 40,513,953.51, 55,909,254.24 and 22,179,239.01

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Solution

The fourth proportional to 40,513,953.51, 55,909,254.24 and 22,179,239.01 is: 30,607,348.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,513,953.51 : 55,909,254.24 = 22,179,239.01 : x
  2. Step 2: Convert to fraction form
    40,513,953.51/55,909,254.24 = 22,179,239.01/x
  3. Step 3: Cross multiply
    40,513,953.51x = 55,909,254.24 × 22,179,239.01
  4. Step 4: Simplify right side
    40,513,953.51x = 1,240,024,712,659,816
  5. Step 5: Solve for x
    x = 1,240,024,712,659,816/40,513,953.51
  6. Step 6: Final answer
    x = 30,607,348.96

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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.