Home / 12,409,459.08-17,119,456.56-7,250,501.04

Finding the Fourth Proportional to 12,409,459.08, 17,119,456.56 and 7,250,501.04

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Solution

The fourth proportional to 12,409,459.08, 17,119,456.56 and 7,250,501.04 is: 10,002,421.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,409,459.08 : 17,119,456.56 = 7,250,501.04 : x
  2. Step 2: Convert to fraction form
    12,409,459.08/17,119,456.56 = 7,250,501.04/x
  3. Step 3: Cross multiply
    12,409,459.08x = 17,119,456.56 × 7,250,501.04
  4. Step 4: Simplify right side
    12,409,459.08x = 124,124,637,592,514.81
  5. Step 5: Solve for x
    x = 124,124,637,592,514.81/12,409,459.08
  6. Step 6: Final answer
    x = 10,002,421.28

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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.