Home / 56,579,636.72-78,080,602.12-34,252,332.39

Finding the Fourth Proportional to 56,579,636.72, 78,080,602.12 and 34,252,332.39

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Solution

The fourth proportional to 56,579,636.72, 78,080,602.12 and 34,252,332.39 is: 47,268,644.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,579,636.72 : 78,080,602.12 = 34,252,332.39 : x
  2. Step 2: Convert to fraction form
    56,579,636.72/78,080,602.12 = 34,252,332.39/x
  3. Step 3: Cross multiply
    56,579,636.72x = 78,080,602.12 × 34,252,332.39
  4. Step 4: Simplify right side
    56,579,636.72x = 2,674,442,736,939,948
  5. Step 5: Solve for x
    x = 2,674,442,736,939,948/56,579,636.72
  6. Step 6: Final answer
    x = 47,268,644.55

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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.