Home / 11,999,427.20-16,559,176.02-6,492,895.40

Finding the Fourth Proportional to 11,999,427.20, 16,559,176.02 and 6,492,895.40

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Solution

The fourth proportional to 11,999,427.20, 16,559,176.02 and 6,492,895.40 is: 8,960,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,999,427.20 : 16,559,176.02 = 6,492,895.40 : x
  2. Step 2: Convert to fraction form
    11,999,427.20/16,559,176.02 = 6,492,895.40/x
  3. Step 3: Cross multiply
    11,999,427.20x = 16,559,176.02 × 6,492,895.40
  4. Step 4: Simplify right side
    11,999,427.20x = 107,516,997,808,048.31
  5. Step 5: Solve for x
    x = 107,516,997,808,048.31/11,999,427.20
  6. Step 6: Final answer
    x = 8,960,177.52

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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.