Home / 49,207,639.60-73,811,459.40-30,075,763.60

Finding the Fourth Proportional to 49,207,639.60, 73,811,459.40 and 30,075,763.60

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Solution

The fourth proportional to 49,207,639.60, 73,811,459.40 and 30,075,763.60 is: 45,113,645.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,207,639.60 : 73,811,459.40 = 30,075,763.60 : x
  2. Step 2: Convert to fraction form
    49,207,639.60/73,811,459.40 = 30,075,763.60/x
  3. Step 3: Cross multiply
    49,207,639.60x = 73,811,459.40 × 30,075,763.60
  4. Step 4: Simplify right side
    49,207,639.60x = 2,219,936,003,885,398.25
  5. Step 5: Solve for x
    x = 2,219,936,003,885,398.25/49,207,639.60
  6. Step 6: Final answer
    x = 45,113,645.40

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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.