Home / 15,492,682.54-21,379,901.52-8,523,210.41

Finding the Fourth Proportional to 15,492,682.54, 21,379,901.52 and 8,523,210.41

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Solution

The fourth proportional to 15,492,682.54, 21,379,901.52 and 8,523,210.41 is: 11,762,030.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,492,682.54 : 21,379,901.52 = 8,523,210.41 : x
  2. Step 2: Convert to fraction form
    15,492,682.54/21,379,901.52 = 8,523,210.41/x
  3. Step 3: Cross multiply
    15,492,682.54x = 21,379,901.52 × 8,523,210.41
  4. Step 4: Simplify right side
    15,492,682.54x = 182,225,399,200,038.81
  5. Step 5: Solve for x
    x = 182,225,399,200,038.81/15,492,682.54
  6. Step 6: Final answer
    x = 11,762,030.15

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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.