Home / 70,732,899.96-97,611,406.47-39,370,273.80

Finding the Fourth Proportional to 70,732,899.96, 97,611,406.47 and 39,370,273.80

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Solution

The fourth proportional to 70,732,899.96, 97,611,406.47 and 39,370,273.80 is: 54,330,980.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,732,899.96 : 97,611,406.47 = 39,370,273.80 : x
  2. Step 2: Convert to fraction form
    70,732,899.96/97,611,406.47 = 39,370,273.80/x
  3. Step 3: Cross multiply
    70,732,899.96x = 97,611,406.47 × 39,370,273.80
  4. Step 4: Simplify right side
    70,732,899.96x = 3,842,987,798,726,991
  5. Step 5: Solve for x
    x = 3,842,987,798,726,991/70,732,899.96
  6. Step 6: Final answer
    x = 54,330,980.36

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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.