Home / 11,980,018.72-16,532,396.88-6,547,549.60

Finding the Fourth Proportional to 11,980,018.72, 16,532,396.88 and 6,547,549.60

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Solution

The fourth proportional to 11,980,018.72, 16,532,396.88 and 6,547,549.60 is: 9,035,602.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,980,018.72 : 16,532,396.88 = 6,547,549.60 : x
  2. Step 2: Convert to fraction form
    11,980,018.72/16,532,396.88 = 6,547,549.60/x
  3. Step 3: Cross multiply
    11,980,018.72x = 16,532,396.88 × 6,547,549.60
  4. Step 4: Simplify right side
    11,980,018.72x = 108,246,688,578,685.25
  5. Step 5: Solve for x
    x = 108,246,688,578,685.25/11,980,018.72
  6. Step 6: Final answer
    x = 9,035,602.62

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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.