Home / 51,390,858.51-70,919,933.40-27,869,438.34

Finding the Fourth Proportional to 51,390,858.51, 70,919,933.40 and 27,869,438.34

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Solution

The fourth proportional to 51,390,858.51, 70,919,933.40 and 27,869,438.34 is: 38,460,122.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,390,858.51 : 70,919,933.40 = 27,869,438.34 : x
  2. Step 2: Convert to fraction form
    51,390,858.51/70,919,933.40 = 27,869,438.34/x
  3. Step 3: Cross multiply
    51,390,858.51x = 70,919,933.40 × 27,869,438.34
  4. Step 4: Simplify right side
    51,390,858.51x = 1,976,498,710,968,206.75
  5. Step 5: Solve for x
    x = 1,976,498,710,968,206.75/51,390,858.51
  6. Step 6: Final answer
    x = 38,460,122.45

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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.