Home / 8,085,241.80-12,127,862.70-4,717,715.40

Finding the Fourth Proportional to 8,085,241.80, 12,127,862.70 and 4,717,715.40

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Solution

The fourth proportional to 8,085,241.80, 12,127,862.70 and 4,717,715.40 is: 7,076,573.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,085,241.80 : 12,127,862.70 = 4,717,715.40 : x
  2. Step 2: Convert to fraction form
    8,085,241.80/12,127,862.70 = 4,717,715.40/x
  3. Step 3: Cross multiply
    8,085,241.80x = 12,127,862.70 × 4,717,715.40
  4. Step 4: Simplify right side
    8,085,241.80x = 57,215,804,628,875.58
  5. Step 5: Solve for x
    x = 57,215,804,628,875.58/8,085,241.80
  6. Step 6: Final answer
    x = 7,076,573.10

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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.