Home / 65,406,903.06-90,263,570.68-37,534,711.71

Finding the Fourth Proportional to 65,406,903.06, 90,263,570.68 and 37,534,711.71

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Solution

The fourth proportional to 65,406,903.06, 90,263,570.68 and 37,534,711.71 is: 51,799,075.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,406,903.06 : 90,263,570.68 = 37,534,711.71 : x
  2. Step 2: Convert to fraction form
    65,406,903.06/90,263,570.68 = 37,534,711.71/x
  3. Step 3: Cross multiply
    65,406,903.06x = 90,263,570.68 × 37,534,711.71
  4. Step 4: Simplify right side
    65,406,903.06x = 3,388,017,103,389,009
  5. Step 5: Solve for x
    x = 3,388,017,103,389,009/65,406,903.06
  6. Step 6: Final answer
    x = 51,799,075.40

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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.