Home / 56,248,835.90-77,626,407.45-31,467,544.43

Finding the Fourth Proportional to 56,248,835.90, 77,626,407.45 and 31,467,544.43

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Solution

The fourth proportional to 56,248,835.90, 77,626,407.45 and 31,467,544.43 is: 43,426,897.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,248,835.90 : 77,626,407.45 = 31,467,544.43 : x
  2. Step 2: Convert to fraction form
    56,248,835.90/77,626,407.45 = 31,467,544.43/x
  3. Step 3: Cross multiply
    56,248,835.90x = 77,626,407.45 × 31,467,544.43
  4. Step 4: Simplify right side
    56,248,835.90x = 2,442,712,424,986,026
  5. Step 5: Solve for x
    x = 2,442,712,424,986,026/56,248,835.90
  6. Step 6: Final answer
    x = 43,426,897.39

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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.