Home / 6,877,031.60-10,315,547.40-2,149,223.60

Finding the Fourth Proportional to 6,877,031.60, 10,315,547.40 and 2,149,223.60

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Solution

The fourth proportional to 6,877,031.60, 10,315,547.40 and 2,149,223.60 is: 3,223,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,877,031.60 : 10,315,547.40 = 2,149,223.60 : x
  2. Step 2: Convert to fraction form
    6,877,031.60/10,315,547.40 = 2,149,223.60/x
  3. Step 3: Cross multiply
    6,877,031.60x = 10,315,547.40 × 2,149,223.60
  4. Step 4: Simplify right side
    6,877,031.60x = 22,170,417,918,998.64
  5. Step 5: Solve for x
    x = 22,170,417,918,998.64/6,877,031.60
  6. Step 6: Final answer
    x = 3,223,835.40

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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.