Home / 8,835,856.80-12,191,996.02-4,915,095.47

Finding the Fourth Proportional to 8,835,856.80, 12,191,996.02 and 4,915,095.47

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Solution

The fourth proportional to 8,835,856.80, 12,191,996.02 and 4,915,095.47 is: 6,782,004.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,835,856.80 : 12,191,996.02 = 4,915,095.47 : x
  2. Step 2: Convert to fraction form
    8,835,856.80/12,191,996.02 = 4,915,095.47/x
  3. Step 3: Cross multiply
    8,835,856.80x = 12,191,996.02 × 4,915,095.47
  4. Step 4: Simplify right side
    8,835,856.80x = 59,924,824,355,558.11
  5. Step 5: Solve for x
    x = 59,924,824,355,558.11/8,835,856.80
  6. Step 6: Final answer
    x = 6,782,004.93

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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.