Home / 64,261,707.59-96,395,661.47-21,129,956.03

Finding the Fourth Proportional to 64,261,707.59, 96,395,661.47 and 21,129,956.03

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Solution

The fourth proportional to 64,261,707.59, 96,395,661.47 and 21,129,956.03 is: 31,695,953.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,261,707.59 : 96,395,661.47 = 21,129,956.03 : x
  2. Step 2: Convert to fraction form
    64,261,707.59/96,395,661.47 = 21,129,956.03/x
  3. Step 3: Cross multiply
    64,261,707.59x = 96,395,661.47 × 21,129,956.03
  4. Step 4: Simplify right side
    64,261,707.59x = 2,036,836,088,637,679
  5. Step 5: Solve for x
    x = 2,036,836,088,637,679/64,261,707.59
  6. Step 6: Final answer
    x = 31,695,953.39

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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.