Home / 8,540,281.60-12,794,870.40-4,042,643.20

Finding the Fourth Proportional to 8,540,281.60, 12,794,870.40 and 4,042,643.20

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Solution

The fourth proportional to 8,540,281.60, 12,794,870.40 and 4,042,643.20 is: 6,056,603.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,540,281.60 : 12,794,870.40 = 4,042,643.20 : x
  2. Step 2: Convert to fraction form
    8,540,281.60/12,794,870.40 = 4,042,643.20/x
  3. Step 3: Cross multiply
    8,540,281.60x = 12,794,870.40 × 4,042,643.20
  4. Step 4: Simplify right side
    8,540,281.60x = 51,725,095,817,441.28
  5. Step 5: Solve for x
    x = 51,725,095,817,441.28/8,540,281.60
  6. Step 6: Final answer
    x = 6,056,603.08

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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.