Home / 52,658,657.16-72,662,579.80-30,338,945.03

Finding the Fourth Proportional to 52,658,657.16, 72,662,579.80 and 30,338,945.03

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Solution

The fourth proportional to 52,658,657.16, 72,662,579.80 and 30,338,945.03 is: 41,864,075.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,658,657.16 : 72,662,579.80 = 30,338,945.03 : x
  2. Step 2: Convert to fraction form
    52,658,657.16/72,662,579.80 = 30,338,945.03/x
  3. Step 3: Cross multiply
    52,658,657.16x = 72,662,579.80 × 30,338,945.03
  4. Step 4: Simplify right side
    52,658,657.16x = 2,204,506,014,290,188.50
  5. Step 5: Solve for x
    x = 2,204,506,014,290,188.50/52,658,657.16
  6. Step 6: Final answer
    x = 41,864,075.79

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.