Home / 74,985,775.80-112,478,663.70-26,463,244.20

Finding the Fourth Proportional to 74,985,775.80, 112,478,663.70 and 26,463,244.20

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Solution

The fourth proportional to 74,985,775.80, 112,478,663.70 and 26,463,244.20 is: 39,694,866.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,985,775.80 : 112,478,663.70 = 26,463,244.20 : x
  2. Step 2: Convert to fraction form
    74,985,775.80/112,478,663.70 = 26,463,244.20/x
  3. Step 3: Cross multiply
    74,985,775.80x = 112,478,663.70 × 26,463,244.20
  4. Step 4: Simplify right side
    74,985,775.80x = 2,976,550,344,782,775.50
  5. Step 5: Solve for x
    x = 2,976,550,344,782,775.50/74,985,775.80
  6. Step 6: Final answer
    x = 39,694,866.30

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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.