Home / 65,742,923.66-90,703,202.90-37,865,075.49

Finding the Fourth Proportional to 65,742,923.66, 90,703,202.90 and 37,865,075.49

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Solution

The fourth proportional to 65,742,923.66, 90,703,202.90 and 37,865,075.49 is: 52,241,114.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,742,923.66 : 90,703,202.90 = 37,865,075.49 : x
  2. Step 2: Convert to fraction form
    65,742,923.66/90,703,202.90 = 37,865,075.49/x
  3. Step 3: Cross multiply
    65,742,923.66x = 90,703,202.90 × 37,865,075.49
  4. Step 4: Simplify right side
    65,742,923.66x = 3,434,483,624,803,961.50
  5. Step 5: Solve for x
    x = 3,434,483,624,803,961.50/65,742,923.66
  6. Step 6: Final answer
    x = 52,241,114.84

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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.