Home / 5,636,457.60-8,445,009.60-2,638,492.80

Finding the Fourth Proportional to 5,636,457.60, 8,445,009.60 and 2,638,492.80

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Solution

The fourth proportional to 5,636,457.60, 8,445,009.60 and 2,638,492.80 is: 3,953,209.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,636,457.60 : 8,445,009.60 = 2,638,492.80 : x
  2. Step 2: Convert to fraction form
    5,636,457.60/8,445,009.60 = 2,638,492.80/x
  3. Step 3: Cross multiply
    5,636,457.60x = 8,445,009.60 × 2,638,492.80
  4. Step 4: Simplify right side
    5,636,457.60x = 22,282,097,025,530.88
  5. Step 5: Solve for x
    x = 22,282,097,025,530.88/5,636,457.60
  6. Step 6: Final answer
    x = 3,953,209.37

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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.