Home / 12,292,952.70-18,433,899.45-4,717,400.70

Finding the Fourth Proportional to 12,292,952.70, 18,433,899.45 and 4,717,400.70

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Solution

The fourth proportional to 12,292,952.70, 18,433,899.45 and 4,717,400.70 is: 7,073,979.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,292,952.70 : 18,433,899.45 = 4,717,400.70 : x
  2. Step 2: Convert to fraction form
    12,292,952.70/18,433,899.45 = 4,717,400.70/x
  3. Step 3: Cross multiply
    12,292,952.70x = 18,433,899.45 × 4,717,400.70
  4. Step 4: Simplify right side
    12,292,952.70x = 86,960,090,169,159.61
  5. Step 5: Solve for x
    x = 86,960,090,169,159.61/12,292,952.70
  6. Step 6: Final answer
    x = 7,073,979.07

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.