Home / 9,626,140.81-13,284,178.95-5,275,133.70

Finding the Fourth Proportional to 9,626,140.81, 13,284,178.95 and 5,275,133.70

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Solution

The fourth proportional to 9,626,140.81, 13,284,178.95 and 5,275,133.70 is: 7,279,741.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,626,140.81 : 13,284,178.95 = 5,275,133.70 : x
  2. Step 2: Convert to fraction form
    9,626,140.81/13,284,178.95 = 5,275,133.70/x
  3. Step 3: Cross multiply
    9,626,140.81x = 13,284,178.95 × 5,275,133.70
  4. Step 4: Simplify right side
    9,626,140.81x = 70,075,820,070,924.83
  5. Step 5: Solve for x
    x = 70,075,820,070,924.83/9,626,140.81
  6. Step 6: Final answer
    x = 7,279,741.84

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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.