Home / 70,326,059.79-105,319,015.61-60,802,637.07

Finding the Fourth Proportional to 70,326,059.79, 105,319,015.61 and 60,802,637.07

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Solution

The fourth proportional to 70,326,059.79, 105,319,015.61 and 60,802,637.07 is: 91,056,912.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,326,059.79 : 105,319,015.61 = 60,802,637.07 : x
  2. Step 2: Convert to fraction form
    70,326,059.79/105,319,015.61 = 60,802,637.07/x
  3. Step 3: Cross multiply
    70,326,059.79x = 105,319,015.61 × 60,802,637.07
  4. Step 4: Simplify right side
    70,326,059.79x = 6,403,673,882,400,482
  5. Step 5: Solve for x
    x = 6,403,673,882,400,482/70,326,059.79
  6. Step 6: Final answer
    x = 91,056,912.64

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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.