Home / 13,250,912.40-19,878,701.40-4,736,192.40

Finding the Fourth Proportional to 13,250,912.40, 19,878,701.40 and 4,736,192.40

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Solution

The fourth proportional to 13,250,912.40, 19,878,701.40 and 4,736,192.40 is: 7,105,122.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,250,912.40 : 19,878,701.40 = 4,736,192.40 : x
  2. Step 2: Convert to fraction form
    13,250,912.40/19,878,701.40 = 4,736,192.40/x
  3. Step 3: Cross multiply
    13,250,912.40x = 19,878,701.40 × 4,736,192.40
  4. Step 4: Simplify right side
    13,250,912.40x = 94,149,354,492,549.36
  5. Step 5: Solve for x
    x = 94,149,354,492,549.36/13,250,912.40
  6. Step 6: Final answer
    x = 7,105,122.40

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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.