Home / 30,975,461.21-42,746,171.91-17,224,130.09

Finding the Fourth Proportional to 30,975,461.21, 42,746,171.91 and 17,224,130.09

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Solution

The fourth proportional to 30,975,461.21, 42,746,171.91 and 17,224,130.09 is: 23,769,319.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,975,461.21 : 42,746,171.91 = 17,224,130.09 : x
  2. Step 2: Convert to fraction form
    30,975,461.21/42,746,171.91 = 17,224,130.09/x
  3. Step 3: Cross multiply
    30,975,461.21x = 42,746,171.91 × 17,224,130.09
  4. Step 4: Simplify right side
    30,975,461.21x = 736,265,625,827,343.75
  5. Step 5: Solve for x
    x = 736,265,625,827,343.75/30,975,461.21
  6. Step 6: Final answer
    x = 23,769,319.23

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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.