Home / 70,057,377.38-105,096,094.84-21,539,304.53

Finding the Fourth Proportional to 70,057,377.38, 105,096,094.84 and 21,539,304.53

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Solution

The fourth proportional to 70,057,377.38, 105,096,094.84 and 21,539,304.53 is: 32,312,040.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,057,377.38 : 105,096,094.84 = 21,539,304.53 : x
  2. Step 2: Convert to fraction form
    70,057,377.38/105,096,094.84 = 21,539,304.53/x
  3. Step 3: Cross multiply
    70,057,377.38x = 105,096,094.84 × 21,539,304.53
  4. Step 4: Simplify right side
    70,057,377.38x = 2,263,696,791,881,413.50
  5. Step 5: Solve for x
    x = 2,263,696,791,881,413.50/70,057,377.38
  6. Step 6: Final answer
    x = 32,312,040.17

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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.