Home / 11,521,203.40-17,281,805.10-10,989,762.40

Finding the Fourth Proportional to 11,521,203.40, 17,281,805.10 and 10,989,762.40

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Solution

The fourth proportional to 11,521,203.40, 17,281,805.10 and 10,989,762.40 is: 16,484,643.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,521,203.40 : 17,281,805.10 = 10,989,762.40 : x
  2. Step 2: Convert to fraction form
    11,521,203.40/17,281,805.10 = 10,989,762.40/x
  3. Step 3: Cross multiply
    11,521,203.40x = 17,281,805.10 × 10,989,762.40
  4. Step 4: Simplify right side
    11,521,203.40x = 189,922,931,892,108.25
  5. Step 5: Solve for x
    x = 189,922,931,892,108.25/11,521,203.40
  6. Step 6: Final answer
    x = 16,484,643.60

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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.