Home / 7,816,985.60-11,725,089.60-4,030,851.20

Finding the Fourth Proportional to 7,816,985.60, 11,725,089.60 and 4,030,851.20

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Solution

The fourth proportional to 7,816,985.60, 11,725,089.60 and 4,030,851.20 is: 6,046,076.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,816,985.60 : 11,725,089.60 = 4,030,851.20 : x
  2. Step 2: Convert to fraction form
    7,816,985.60/11,725,089.60 = 4,030,851.20/x
  3. Step 3: Cross multiply
    7,816,985.60x = 11,725,089.60 × 4,030,851.20
  4. Step 4: Simplify right side
    7,816,985.60x = 47,262,091,484,267.52
  5. Step 5: Solve for x
    x = 47,262,091,484,267.52/7,816,985.60
  6. Step 6: Final answer
    x = 6,046,076.31

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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.