Home / 90,670,087.86-136,006,608.02-25,973,641.50

Finding the Fourth Proportional to 90,670,087.86, 136,006,608.02 and 25,973,641.50

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Solution

The fourth proportional to 90,670,087.86, 136,006,608.02 and 25,973,641.50 is: 38,960,885.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,670,087.86 : 136,006,608.02 = 25,973,641.50 : x
  2. Step 2: Convert to fraction form
    90,670,087.86/136,006,608.02 = 25,973,641.50/x
  3. Step 3: Cross multiply
    90,670,087.86x = 136,006,608.02 × 25,973,641.50
  4. Step 4: Simplify right side
    90,670,087.86x = 3,532,586,878,212,636.50
  5. Step 5: Solve for x
    x = 3,532,586,878,212,636.50/90,670,087.86
  6. Step 6: Final answer
    x = 38,960,885.13

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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.