Home / 21,492,090.30-32,238,135.45-14,280,239.10

Finding the Fourth Proportional to 21,492,090.30, 32,238,135.45 and 14,280,239.10

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Solution

The fourth proportional to 21,492,090.30, 32,238,135.45 and 14,280,239.10 is: 21,420,358.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,492,090.30 : 32,238,135.45 = 14,280,239.10 : x
  2. Step 2: Convert to fraction form
    21,492,090.30/32,238,135.45 = 14,280,239.10/x
  3. Step 3: Cross multiply
    21,492,090.30x = 32,238,135.45 × 14,280,239.10
  4. Step 4: Simplify right side
    21,492,090.30x = 460,368,282,364,186.06
  5. Step 5: Solve for x
    x = 460,368,282,364,186.06/21,492,090.30
  6. Step 6: Final answer
    x = 21,420,358.65

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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.