Home / 11,285,280.60-15,577,227.90-7,210,915.80

Finding the Fourth Proportional to 11,285,280.60, 15,577,227.90 and 7,210,915.80

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Solution

The fourth proportional to 11,285,280.60, 15,577,227.90 and 7,210,915.80 is: 9,953,326.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,285,280.60 : 15,577,227.90 = 7,210,915.80 : x
  2. Step 2: Convert to fraction form
    11,285,280.60/15,577,227.90 = 7,210,915.80/x
  3. Step 3: Cross multiply
    11,285,280.60x = 15,577,227.90 × 7,210,915.80
  4. Step 4: Simplify right side
    11,285,280.60x = 112,326,078,784,310.81
  5. Step 5: Solve for x
    x = 112,326,078,784,310.81/11,285,280.60
  6. Step 6: Final answer
    x = 9,953,326.17

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1.5x scale

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.