Home / 13,800,430.76-19,044,724.68-7,605,704.04

Finding the Fourth Proportional to 13,800,430.76, 19,044,724.68 and 7,605,704.04

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Solution

The fourth proportional to 13,800,430.76, 19,044,724.68 and 7,605,704.04 is: 10,495,943.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,800,430.76 : 19,044,724.68 = 7,605,704.04 : x
  2. Step 2: Convert to fraction form
    13,800,430.76/19,044,724.68 = 7,605,704.04/x
  3. Step 3: Cross multiply
    13,800,430.76x = 19,044,724.68 × 7,605,704.04
  4. Step 4: Simplify right side
    13,800,430.76x = 144,848,539,439,363.72
  5. Step 5: Solve for x
    x = 144,848,539,439,363.72/13,800,430.76
  6. Step 6: Final answer
    x = 10,495,943.35

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Double scale
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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.