Home / 14,314,842.28-19,754,329.20-8,513,496.76

Finding the Fourth Proportional to 14,314,842.28, 19,754,329.20 and 8,513,496.76

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Solution

The fourth proportional to 14,314,842.28, 19,754,329.20 and 8,513,496.76 is: 11,748,534.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,314,842.28 : 19,754,329.20 = 8,513,496.76 : x
  2. Step 2: Convert to fraction form
    14,314,842.28/19,754,329.20 = 8,513,496.76/x
  3. Step 3: Cross multiply
    14,314,842.28x = 19,754,329.20 × 8,513,496.76
  4. Step 4: Simplify right side
    14,314,842.28x = 168,178,417,640,173.38
  5. Step 5: Solve for x
    x = 168,178,417,640,173.38/14,314,842.28
  6. Step 6: Final answer
    x = 11,748,534.45

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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.