Home / 18,918,300.36-26,107,254.25-10,216,472.20

Finding the Fourth Proportional to 18,918,300.36, 26,107,254.25 and 10,216,472.20

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Solution

The fourth proportional to 18,918,300.36, 26,107,254.25 and 10,216,472.20 is: 14,098,731.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,918,300.36 : 26,107,254.25 = 10,216,472.20 : x
  2. Step 2: Convert to fraction form
    18,918,300.36/26,107,254.25 = 10,216,472.20/x
  3. Step 3: Cross multiply
    18,918,300.36x = 26,107,254.25 × 10,216,472.20
  4. Step 4: Simplify right side
    18,918,300.36x = 266,724,037,220,542.34
  5. Step 5: Solve for x
    x = 266,724,037,220,542.34/18,918,300.36
  6. Step 6: Final answer
    x = 14,098,731.50

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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.