Home / 19,852,073.40-29,765,365.36-7,708,597.35

Finding the Fourth Proportional to 19,852,073.40, 29,765,365.36 and 7,708,597.35

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Solution

The fourth proportional to 19,852,073.40, 29,765,365.36 and 7,708,597.35 is: 11,557,947.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,852,073.40 : 29,765,365.36 = 7,708,597.35 : x
  2. Step 2: Convert to fraction form
    19,852,073.40/29,765,365.36 = 7,708,597.35/x
  3. Step 3: Cross multiply
    19,852,073.40x = 29,765,365.36 × 7,708,597.35
  4. Step 4: Simplify right side
    19,852,073.40x = 229,449,216,535,877.78
  5. Step 5: Solve for x
    x = 229,449,216,535,877.78/19,852,073.40
  6. Step 6: Final answer
    x = 11,557,947.22

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.