Home / 8,724,218.71-12,031,584.29-5,461,330.89

Finding the Fourth Proportional to 8,724,218.71, 12,031,584.29 and 5,461,330.89

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Solution

The fourth proportional to 8,724,218.71, 12,031,584.29 and 5,461,330.89 is: 7,531,730.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,724,218.71 : 12,031,584.29 = 5,461,330.89 : x
  2. Step 2: Convert to fraction form
    8,724,218.71/12,031,584.29 = 5,461,330.89/x
  3. Step 3: Cross multiply
    8,724,218.71x = 12,031,584.29 × 5,461,330.89
  4. Step 4: Simplify right side
    8,724,218.71x = 65,708,463,007,627.48
  5. Step 5: Solve for x
    x = 65,708,463,007,627.48/8,724,218.71
  6. Step 6: Final answer
    x = 7,531,730.37

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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.