Home / 14,091,264.90-19,445,616.27-8,290,420.20

Finding the Fourth Proportional to 14,091,264.90, 19,445,616.27 and 8,290,420.20

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Solution

The fourth proportional to 14,091,264.90, 19,445,616.27 and 8,290,420.20 is: 11,440,586.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,091,264.90 : 19,445,616.27 = 8,290,420.20 : x
  2. Step 2: Convert to fraction form
    14,091,264.90/19,445,616.27 = 8,290,420.20/x
  3. Step 3: Cross multiply
    14,091,264.90x = 19,445,616.27 × 8,290,420.20
  4. Step 4: Simplify right side
    14,091,264.90x = 161,212,329,926,256.66
  5. Step 5: Solve for x
    x = 161,212,329,926,256.66/14,091,264.90
  6. Step 6: Final answer
    x = 11,440,586.14

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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.