Home / 22,312,362.36-30,791,060.35-12,522,806.55

Finding the Fourth Proportional to 22,312,362.36, 30,791,060.35 and 12,522,806.55

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Solution

The fourth proportional to 22,312,362.36, 30,791,060.35 and 12,522,806.55 is: 17,281,473.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,312,362.36 : 30,791,060.35 = 12,522,806.55 : x
  2. Step 2: Convert to fraction form
    22,312,362.36/30,791,060.35 = 12,522,806.55/x
  3. Step 3: Cross multiply
    22,312,362.36x = 30,791,060.35 × 12,522,806.55
  4. Step 4: Simplify right side
    22,312,362.36x = 385,590,492,201,118.31
  5. Step 5: Solve for x
    x = 385,590,492,201,118.31/22,312,362.36
  6. Step 6: Final answer
    x = 17,281,473.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.