Home / 10,095,289.80-15,142,934.70-9,087,520.20

Finding the Fourth Proportional to 10,095,289.80, 15,142,934.70 and 9,087,520.20

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Solution

The fourth proportional to 10,095,289.80, 15,142,934.70 and 9,087,520.20 is: 13,631,280.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,095,289.80 : 15,142,934.70 = 9,087,520.20 : x
  2. Step 2: Convert to fraction form
    10,095,289.80/15,142,934.70 = 9,087,520.20/x
  3. Step 3: Cross multiply
    10,095,289.80x = 15,142,934.70 × 9,087,520.20
  4. Step 4: Simplify right side
    10,095,289.80x = 137,611,724,973,530.92
  5. Step 5: Solve for x
    x = 137,611,724,973,530.92/10,095,289.80
  6. Step 6: Final answer
    x = 13,631,280.30

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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.