Home / 66,782,332.68-92,154,967.60-37,012,689.28

Finding the Fourth Proportional to 66,782,332.68, 92,154,967.60 and 37,012,689.28

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Solution

The fourth proportional to 66,782,332.68, 92,154,967.60 and 37,012,689.28 is: 51,074,933.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,782,332.68 : 92,154,967.60 = 37,012,689.28 : x
  2. Step 2: Convert to fraction form
    66,782,332.68/92,154,967.60 = 37,012,689.28/x
  3. Step 3: Cross multiply
    66,782,332.68x = 92,154,967.60 × 37,012,689.28
  4. Step 4: Simplify right side
    66,782,332.68x = 3,410,903,181,387,267
  5. Step 5: Solve for x
    x = 3,410,903,181,387,267/66,782,332.68
  6. Step 6: Final answer
    x = 51,074,933.21

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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.