Home / 11,618,587.04-16,032,421.68-6,461,114.72

Finding the Fourth Proportional to 11,618,587.04, 16,032,421.68 and 6,461,114.72

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Solution

The fourth proportional to 11,618,587.04, 16,032,421.68 and 6,461,114.72 is: 8,915,655.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,618,587.04 : 16,032,421.68 = 6,461,114.72 : x
  2. Step 2: Convert to fraction form
    11,618,587.04/16,032,421.68 = 6,461,114.72/x
  3. Step 3: Cross multiply
    11,618,587.04x = 16,032,421.68 × 6,461,114.72
  4. Step 4: Simplify right side
    11,618,587.04x = 103,587,315,713,895.12
  5. Step 5: Solve for x
    x = 103,587,315,713,895.12/11,618,587.04
  6. Step 6: Final answer
    x = 8,915,655.18

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1.5x scale

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.