Home / 8,765,619.61-12,096,322.98-4,898,172.55

Finding the Fourth Proportional to 8,765,619.61, 12,096,322.98 and 4,898,172.55

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Solution

The fourth proportional to 8,765,619.61, 12,096,322.98 and 4,898,172.55 is: 6,759,348.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,765,619.61 : 12,096,322.98 = 4,898,172.55 : x
  2. Step 2: Convert to fraction form
    8,765,619.61/12,096,322.98 = 4,898,172.55/x
  3. Step 3: Cross multiply
    8,765,619.61x = 12,096,322.98 × 4,898,172.55
  4. Step 4: Simplify right side
    8,765,619.61x = 59,249,877,176,570.20
  5. Step 5: Solve for x
    x = 59,249,877,176,570.20/8,765,619.61
  6. Step 6: Final answer
    x = 6,759,348.43

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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.