Home / 30,074,823.02-45,121,949.93-13,911,377.16

Finding the Fourth Proportional to 30,074,823.02, 45,121,949.93 and 13,911,377.16

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Solution

The fourth proportional to 30,074,823.02, 45,121,949.93 and 13,911,377.16 is: 20,871,559.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,074,823.02 : 45,121,949.93 = 13,911,377.16 : x
  2. Step 2: Convert to fraction form
    30,074,823.02/45,121,949.93 = 13,911,377.16/x
  3. Step 3: Cross multiply
    30,074,823.02x = 45,121,949.93 × 13,911,377.16
  4. Step 4: Simplify right side
    30,074,823.02x = 627,708,463,601,308.62
  5. Step 5: Solve for x
    x = 627,708,463,601,308.62/30,074,823.02
  6. Step 6: Final answer
    x = 20,871,559.68

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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.