Home / 6,925,813.60-10,388,720.40-1,877,124.10

Finding the Fourth Proportional to 6,925,813.60, 10,388,720.40 and 1,877,124.10

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Solution

The fourth proportional to 6,925,813.60, 10,388,720.40 and 1,877,124.10 is: 2,815,686.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,925,813.60 : 10,388,720.40 = 1,877,124.10 : x
  2. Step 2: Convert to fraction form
    6,925,813.60/10,388,720.40 = 1,877,124.10/x
  3. Step 3: Cross multiply
    6,925,813.60x = 10,388,720.40 × 1,877,124.10
  4. Step 4: Simplify right side
    6,925,813.60x = 19,500,917,431,001.64
  5. Step 5: Solve for x
    x = 19,500,917,431,001.64/6,925,813.60
  6. Step 6: Final answer
    x = 2,815,686.15

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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.