Home / 74,875,491.20-112,824,316.96-61,527,644.48

Finding the Fourth Proportional to 74,875,491.20, 112,824,316.96 and 61,527,644.48

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Solution

The fourth proportional to 74,875,491.20, 112,824,316.96 and 61,527,644.48 is: 92,711,438.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,875,491.20 : 112,824,316.96 = 61,527,644.48 : x
  2. Step 2: Convert to fraction form
    74,875,491.20/112,824,316.96 = 61,527,644.48/x
  3. Step 3: Cross multiply
    74,875,491.20x = 112,824,316.96 × 61,527,644.48
  4. Step 4: Simplify right side
    74,875,491.20x = 6,941,814,462,613,714
  5. Step 5: Solve for x
    x = 6,941,814,462,613,714/74,875,491.20
  6. Step 6: Final answer
    x = 92,711,438.03

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.