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Finding the Fourth Proportional to 9,338,613, 12,887,482.77 and 5,264,232

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Solution

The fourth proportional to 9,338,613, 12,887,482.77 and 5,264,232 is: 7,264,751.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,338,613 : 12,887,482.77 = 5,264,232 : x
  2. Step 2: Convert to fraction form
    9,338,613/12,887,482.77 = 5,264,232/x
  3. Step 3: Cross multiply
    9,338,613x = 12,887,482.77 × 5,264,232
  4. Step 4: Simplify right side
    9,338,613x = 67,842,699,197,282.64
  5. Step 5: Solve for x
    x = 67,842,699,197,282.64/9,338,613
  6. Step 6: Final answer
    x = 7,264,751.11

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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.