Home / 51,388,253.23-70,920,274.75-28,187,864.22

Finding the Fourth Proportional to 51,388,253.23, 70,920,274.75 and 28,187,864.22

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Solution

The fourth proportional to 51,388,253.23, 70,920,274.75 and 28,187,864.22 is: 38,901,712.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,388,253.23 : 70,920,274.75 = 28,187,864.22 : x
  2. Step 2: Convert to fraction form
    51,388,253.23/70,920,274.75 = 28,187,864.22/x
  3. Step 3: Cross multiply
    51,388,253.23x = 70,920,274.75 × 28,187,864.22
  4. Step 4: Simplify right side
    51,388,253.23x = 1,999,091,075,293,575.75
  5. Step 5: Solve for x
    x = 1,999,091,075,293,575.75/51,388,253.23
  6. Step 6: Final answer
    x = 38,901,712.93

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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.