Home / 27,598,347.74-38,085,971.76-15,208,885.70

Finding the Fourth Proportional to 27,598,347.74, 38,085,971.76 and 15,208,885.70

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Solution

The fourth proportional to 27,598,347.74, 38,085,971.76 and 15,208,885.70 is: 20,988,401.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598,347.74 : 38,085,971.76 = 15,208,885.70 : x
  2. Step 2: Convert to fraction form
    27,598,347.74/38,085,971.76 = 15,208,885.70/x
  3. Step 3: Cross multiply
    27,598,347.74x = 38,085,971.76 × 15,208,885.70
  4. Step 4: Simplify right side
    27,598,347.74x = 579,245,191,209,282.50
  5. Step 5: Solve for x
    x = 579,245,191,209,282.50/27,598,347.74
  6. Step 6: Final answer
    x = 20,988,401.07

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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.