Home / 10,994,877.40-16,492,316.10-7,168,502.20

Finding the Fourth Proportional to 10,994,877.40, 16,492,316.10 and 7,168,502.20

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Solution

The fourth proportional to 10,994,877.40, 16,492,316.10 and 7,168,502.20 is: 10,752,753.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,994,877.40 : 16,492,316.10 = 7,168,502.20 : x
  2. Step 2: Convert to fraction form
    10,994,877.40/16,492,316.10 = 7,168,502.20/x
  3. Step 3: Cross multiply
    10,994,877.40x = 16,492,316.10 × 7,168,502.20
  4. Step 4: Simplify right side
    10,994,877.40x = 118,225,204,245,945.42
  5. Step 5: Solve for x
    x = 118,225,204,245,945.42/10,994,877.40
  6. Step 6: Final answer
    x = 10,752,753.30

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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.