Home / 12,602,803.60-18,904,205.40-4,623,590.80

Finding the Fourth Proportional to 12,602,803.60, 18,904,205.40 and 4,623,590.80

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Solution

The fourth proportional to 12,602,803.60, 18,904,205.40 and 4,623,590.80 is: 6,935,386.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,602,803.60 : 18,904,205.40 = 4,623,590.80 : x
  2. Step 2: Convert to fraction form
    12,602,803.60/18,904,205.40 = 4,623,590.80/x
  3. Step 3: Cross multiply
    12,602,803.60x = 18,904,205.40 × 4,623,590.80
  4. Step 4: Simplify right side
    12,602,803.60x = 87,405,310,168,750.31
  5. Step 5: Solve for x
    x = 87,405,310,168,750.31/12,602,803.60
  6. Step 6: Final answer
    x = 6,935,386.20

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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.