Home / 9,018,784.40-13,528,176.60-6,866,448.35

Finding the Fourth Proportional to 9,018,784.40, 13,528,176.60 and 6,866,448.35

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Solution

The fourth proportional to 9,018,784.40, 13,528,176.60 and 6,866,448.35 is: 10,299,672.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,018,784.40 : 13,528,176.60 = 6,866,448.35 : x
  2. Step 2: Convert to fraction form
    9,018,784.40/13,528,176.60 = 6,866,448.35/x
  3. Step 3: Cross multiply
    9,018,784.40x = 13,528,176.60 × 6,866,448.35
  4. Step 4: Simplify right side
    9,018,784.40x = 92,890,525,893,578.61
  5. Step 5: Solve for x
    x = 92,890,525,893,578.61/9,018,784.40
  6. Step 6: Final answer
    x = 10,299,672.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.