Home / 39,476,411.80-59,214,617.70-30,507,400.60

Finding the Fourth Proportional to 39,476,411.80, 59,214,617.70 and 30,507,400.60

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Solution

The fourth proportional to 39,476,411.80, 59,214,617.70 and 30,507,400.60 is: 45,761,100.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,476,411.80 : 59,214,617.70 = 30,507,400.60 : x
  2. Step 2: Convert to fraction form
    39,476,411.80/59,214,617.70 = 30,507,400.60/x
  3. Step 3: Cross multiply
    39,476,411.80x = 59,214,617.70 × 30,507,400.60
  4. Step 4: Simplify right side
    39,476,411.80x = 1,806,484,063,549,750.75
  5. Step 5: Solve for x
    x = 1,806,484,063,549,750.75/39,476,411.80
  6. Step 6: Final answer
    x = 45,761,100.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.