Home / 6,173,130.35-8,519,443.23-3,420,681.20

Finding the Fourth Proportional to 6,173,130.35, 8,519,443.23 and 3,420,681.20

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Solution

The fourth proportional to 6,173,130.35, 8,519,443.23 and 3,420,681.20 is: 4,720,830.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,173,130.35 : 8,519,443.23 = 3,420,681.20 : x
  2. Step 2: Convert to fraction form
    6,173,130.35/8,519,443.23 = 3,420,681.20/x
  3. Step 3: Cross multiply
    6,173,130.35x = 8,519,443.23 × 3,420,681.20
  4. Step 4: Simplify right side
    6,173,130.35x = 29,142,299,248,731.06
  5. Step 5: Solve for x
    x = 29,142,299,248,731.06/6,173,130.35
  6. Step 6: Final answer
    x = 4,720,830.05

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1.5x scale

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.