Home / 66,881,457.09-100,289,363.70-27,482,573.50

Finding the Fourth Proportional to 66,881,457.09, 100,289,363.70 and 27,482,573.50

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Solution

The fourth proportional to 66,881,457.09, 100,289,363.70 and 27,482,573.50 is: 41,210,373.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,881,457.09 : 100,289,363.70 = 27,482,573.50 : x
  2. Step 2: Convert to fraction form
    66,881,457.09/100,289,363.70 = 27,482,573.50/x
  3. Step 3: Cross multiply
    66,881,457.09x = 100,289,363.70 × 27,482,573.50
  4. Step 4: Simplify right side
    66,881,457.09x = 2,756,209,808,902,758.50
  5. Step 5: Solve for x
    x = 2,756,209,808,902,758.50/66,881,457.09
  6. Step 6: Final answer
    x = 41,210,373.23

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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.