Home / 9,369,653.36-12,929,878.76-5,183,492.90

Finding the Fourth Proportional to 9,369,653.36, 12,929,878.76 and 5,183,492.90

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Solution

The fourth proportional to 9,369,653.36, 12,929,878.76 and 5,183,492.90 is: 7,153,085.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,369,653.36 : 12,929,878.76 = 5,183,492.90 : x
  2. Step 2: Convert to fraction form
    9,369,653.36/12,929,878.76 = 5,183,492.90/x
  3. Step 3: Cross multiply
    9,369,653.36x = 12,929,878.76 × 5,183,492.90
  4. Step 4: Simplify right side
    9,369,653.36x = 67,021,934,698,630.13
  5. Step 5: Solve for x
    x = 67,021,934,698,630.13/9,369,653.36
  6. Step 6: Final answer
    x = 7,153,085.84

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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.