Home / 56,217,924.76-77,579,278.95-31,100,962.00

Finding the Fourth Proportional to 56,217,924.76, 77,579,278.95 and 31,100,962.00

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Solution

The fourth proportional to 56,217,924.76, 77,579,278.95 and 31,100,962.00 is: 42,918,521.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,217,924.76 : 77,579,278.95 = 31,100,962.00 : x
  2. Step 2: Convert to fraction form
    56,217,924.76/77,579,278.95 = 31,100,962.00/x
  3. Step 3: Cross multiply
    56,217,924.76x = 77,579,278.95 × 31,100,962.00
  4. Step 4: Simplify right side
    56,217,924.76x = 2,412,790,206,223,453.50
  5. Step 5: Solve for x
    x = 2,412,790,206,223,453.50/56,217,924.76
  6. Step 6: Final answer
    x = 42,918,521.39

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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.