Home / 27,827,333.66-38,401,765.70-15,437,427.40

Finding the Fourth Proportional to 27,827,333.66, 38,401,765.70 and 15,437,427.40

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Solution

The fourth proportional to 27,827,333.66, 38,401,765.70 and 15,437,427.40 is: 21,303,674.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,827,333.66 : 38,401,765.70 = 15,437,427.40 : x
  2. Step 2: Convert to fraction form
    27,827,333.66/38,401,765.70 = 15,437,427.40/x
  3. Step 3: Cross multiply
    27,827,333.66x = 38,401,765.70 × 15,437,427.40
  4. Step 4: Simplify right side
    27,827,333.66x = 592,824,470,025,560.25
  5. Step 5: Solve for x
    x = 592,824,470,025,560.25/27,827,333.66
  6. Step 6: Final answer
    x = 21,303,674.91

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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.