Home / 64,955,428.47-97,404,021.59-38,706,643.80

Finding the Fourth Proportional to 64,955,428.47, 97,404,021.59 and 38,706,643.80

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Solution

The fourth proportional to 64,955,428.47, 97,404,021.59 and 38,706,643.80 is: 58,042,612.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,955,428.47 : 97,404,021.59 = 38,706,643.80 : x
  2. Step 2: Convert to fraction form
    64,955,428.47/97,404,021.59 = 38,706,643.80/x
  3. Step 3: Cross multiply
    64,955,428.47x = 97,404,021.59 × 38,706,643.80
  4. Step 4: Simplify right side
    64,955,428.47x = 3,770,182,768,178,106
  5. Step 5: Solve for x
    x = 3,770,182,768,178,106/64,955,428.47
  6. Step 6: Final answer
    x = 58,042,612.56

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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.