Home / 65,424,784.87-90,270,346.55-37,160,870.46

Finding the Fourth Proportional to 65,424,784.87, 90,270,346.55 and 37,160,870.46

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Solution

The fourth proportional to 65,424,784.87, 90,270,346.55 and 37,160,870.46 is: 51,272,994.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,424,784.87 : 90,270,346.55 = 37,160,870.46 : x
  2. Step 2: Convert to fraction form
    65,424,784.87/90,270,346.55 = 37,160,870.46/x
  3. Step 3: Cross multiply
    65,424,784.87x = 90,270,346.55 × 37,160,870.46
  4. Step 4: Simplify right side
    65,424,784.87x = 3,354,524,654,072,506
  5. Step 5: Solve for x
    x = 3,354,524,654,072,506/65,424,784.87
  6. Step 6: Final answer
    x = 51,272,994.79

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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.