Home / 30,473,880.12-45,717,594.42-14,291,206.43

Finding the Fourth Proportional to 30,473,880.12, 45,717,594.42 and 14,291,206.43

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Solution

The fourth proportional to 30,473,880.12, 45,717,594.42 and 14,291,206.43 is: 21,439,986.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,473,880.12 : 45,717,594.42 = 14,291,206.43 : x
  2. Step 2: Convert to fraction form
    30,473,880.12/45,717,594.42 = 14,291,206.43/x
  3. Step 3: Cross multiply
    30,473,880.12x = 45,717,594.42 × 14,291,206.43
  4. Step 4: Simplify right side
    30,473,880.12x = 653,359,579,110,648.25
  5. Step 5: Solve for x
    x = 653,359,579,110,648.25/30,473,880.12
  6. Step 6: Final answer
    x = 21,439,986.52

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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.