Home / 15,662,502.18-21,618,226.07-10,702,952.10

Finding the Fourth Proportional to 15,662,502.18, 21,618,226.07 and 10,702,952.10

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Solution

The fourth proportional to 15,662,502.18, 21,618,226.07 and 10,702,952.10 is: 14,772,788.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,662,502.18 : 21,618,226.07 = 10,702,952.10 : x
  2. Step 2: Convert to fraction form
    15,662,502.18/21,618,226.07 = 10,702,952.10/x
  3. Step 3: Cross multiply
    15,662,502.18x = 21,618,226.07 × 10,702,952.10
  4. Step 4: Simplify right side
    15,662,502.18x = 231,378,838,060,666.50
  5. Step 5: Solve for x
    x = 231,378,838,060,666.50/15,662,502.18
  6. Step 6: Final answer
    x = 14,772,788.88

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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.