Home / 12,639,483.87-17,460,344.13-10,057,861.59

Finding the Fourth Proportional to 12,639,483.87, 17,460,344.13 and 10,057,861.59

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Solution

The fourth proportional to 12,639,483.87, 17,460,344.13 and 10,057,861.59 is: 13,894,058.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,639,483.87 : 17,460,344.13 = 10,057,861.59 : x
  2. Step 2: Convert to fraction form
    12,639,483.87/17,460,344.13 = 10,057,861.59/x
  3. Step 3: Cross multiply
    12,639,483.87x = 17,460,344.13 × 10,057,861.59
  4. Step 4: Simplify right side
    12,639,483.87x = 175,613,724,573,308.97
  5. Step 5: Solve for x
    x = 175,613,724,573,308.97/12,639,483.87
  6. Step 6: Final answer
    x = 13,894,058.21

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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.