Home / 8,487,915-11,713,324.04-4,620,465.10

Finding the Fourth Proportional to 8,487,915, 11,713,324.04 and 4,620,465.10

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Solution

The fourth proportional to 8,487,915, 11,713,324.04 and 4,620,465.10 is: 6,376,242.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,487,915 : 11,713,324.04 = 4,620,465.10 : x
  2. Step 2: Convert to fraction form
    8,487,915/11,713,324.04 = 4,620,465.10/x
  3. Step 3: Cross multiply
    8,487,915x = 11,713,324.04 × 4,620,465.10
  4. Step 4: Simplify right side
    8,487,915x = 54,121,004,931,810.99
  5. Step 5: Solve for x
    x = 54,121,004,931,810.99/8,487,915
  6. Step 6: Final answer
    x = 6,376,242.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.