Home / 15,466,020.64-21,338,304.78-8,937,271.60

Finding the Fourth Proportional to 15,466,020.64, 21,338,304.78 and 8,937,271.60

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Solution

The fourth proportional to 15,466,020.64, 21,338,304.78 and 8,937,271.60 is: 12,330,658.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,466,020.64 : 21,338,304.78 = 8,937,271.60 : x
  2. Step 2: Convert to fraction form
    15,466,020.64/21,338,304.78 = 8,937,271.60/x
  3. Step 3: Cross multiply
    15,466,020.64x = 21,338,304.78 × 8,937,271.60
  4. Step 4: Simplify right side
    15,466,020.64x = 190,706,225,302,438.25
  5. Step 5: Solve for x
    x = 190,706,225,302,438.25/15,466,020.64
  6. Step 6: Final answer
    x = 12,330,658.92

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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.