Home / 70,986,133.02-106,261,005.79-60,513,964.93

Finding the Fourth Proportional to 70,986,133.02, 106,261,005.79 and 60,513,964.93

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Solution

The fourth proportional to 70,986,133.02, 106,261,005.79 and 60,513,964.93 is: 90,584,942.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,986,133.02 : 106,261,005.79 = 60,513,964.93 : x
  2. Step 2: Convert to fraction form
    70,986,133.02/106,261,005.79 = 60,513,964.93/x
  3. Step 3: Cross multiply
    70,986,133.02x = 106,261,005.79 × 60,513,964.93
  4. Step 4: Simplify right side
    70,986,133.02x = 6,430,274,777,802,587
  5. Step 5: Solve for x
    x = 6,430,274,777,802,587/70,986,133.02
  6. Step 6: Final answer
    x = 90,584,942.50

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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.