Home / 8,390,080.40-12,575,789.40-4,606,278.80

Finding the Fourth Proportional to 8,390,080.40, 12,575,789.40 and 4,606,278.80

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Solution

The fourth proportional to 8,390,080.40, 12,575,789.40 and 4,606,278.80 is: 6,904,295.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,390,080.40 : 12,575,789.40 = 4,606,278.80 : x
  2. Step 2: Convert to fraction form
    8,390,080.40/12,575,789.40 = 4,606,278.80/x
  3. Step 3: Cross multiply
    8,390,080.40x = 12,575,789.40 × 4,606,278.80
  4. Step 4: Simplify right side
    8,390,080.40x = 57,927,592,106,484.72
  5. Step 5: Solve for x
    x = 57,927,592,106,484.72/8,390,080.40
  6. Step 6: Final answer
    x = 6,904,295.23

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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.