Home / 65,484,904.80-98,038,400.40-57,926,632.80

Finding the Fourth Proportional to 65,484,904.80, 98,038,400.40 and 57,926,632.80

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Solution

The fourth proportional to 65,484,904.80, 98,038,400.40 and 57,926,632.80 is: 86,722,801.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,484,904.80 : 98,038,400.40 = 57,926,632.80 : x
  2. Step 2: Convert to fraction form
    65,484,904.80/98,038,400.40 = 57,926,632.80/x
  3. Step 3: Cross multiply
    65,484,904.80x = 98,038,400.40 × 57,926,632.80
  4. Step 4: Simplify right side
    65,484,904.80x = 5,679,034,420,270,173
  5. Step 5: Solve for x
    x = 5,679,034,420,270,173/65,484,904.80
  6. Step 6: Final answer
    x = 86,722,801.81

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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.