Home / 8,315,244.40-12,470,533.80-2,637,209.20

Finding the Fourth Proportional to 8,315,244.40, 12,470,533.80 and 2,637,209.20

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Solution

The fourth proportional to 8,315,244.40, 12,470,533.80 and 2,637,209.20 is: 3,955,073.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,315,244.40 : 12,470,533.80 = 2,637,209.20 : x
  2. Step 2: Convert to fraction form
    8,315,244.40/12,470,533.80 = 2,637,209.20/x
  3. Step 3: Cross multiply
    8,315,244.40x = 12,470,533.80 × 2,637,209.20
  4. Step 4: Simplify right side
    8,315,244.40x = 32,887,406,466,270.96
  5. Step 5: Solve for x
    x = 32,887,406,466,270.96/8,315,244.40
  6. Step 6: Final answer
    x = 3,955,073.94

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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.