Home / 8,575,088.64-12,858,209.28-3,525,457.92

Finding the Fourth Proportional to 8,575,088.64, 12,858,209.28 and 3,525,457.92

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Solution

The fourth proportional to 8,575,088.64, 12,858,209.28 and 3,525,457.92 is: 5,286,368.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,575,088.64 : 12,858,209.28 = 3,525,457.92 : x
  2. Step 2: Convert to fraction form
    8,575,088.64/12,858,209.28 = 3,525,457.92/x
  3. Step 3: Cross multiply
    8,575,088.64x = 12,858,209.28 × 3,525,457.92
  4. Step 4: Simplify right side
    8,575,088.64x = 45,331,075,743,193.49
  5. Step 5: Solve for x
    x = 45,331,075,743,193.49/8,575,088.64
  6. Step 6: Final answer
    x = 5,286,368.18

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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.