Home / 14,706,928.80-22,078,364.40-8,321,623.20

Finding the Fourth Proportional to 14,706,928.80, 22,078,364.40 and 8,321,623.20

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Solution

The fourth proportional to 14,706,928.80, 22,078,364.40 and 8,321,623.20 is: 12,492,603.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,706,928.80 : 22,078,364.40 = 8,321,623.20 : x
  2. Step 2: Convert to fraction form
    14,706,928.80/22,078,364.40 = 8,321,623.20/x
  3. Step 3: Cross multiply
    14,706,928.80x = 22,078,364.40 × 8,321,623.20
  4. Step 4: Simplify right side
    14,706,928.80x = 183,727,829,409,094.06
  5. Step 5: Solve for x
    x = 183,727,829,409,094.06/14,706,928.80
  6. Step 6: Final answer
    x = 12,492,603.45

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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.