Home / 56,404,036.64-77,838,720.72-30,651,583.52

Finding the Fourth Proportional to 56,404,036.64, 77,838,720.72 and 30,651,583.52

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Solution

The fourth proportional to 56,404,036.64, 77,838,720.72 and 30,651,583.52 is: 42,299,810.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,404,036.64 : 77,838,720.72 = 30,651,583.52 : x
  2. Step 2: Convert to fraction form
    56,404,036.64/77,838,720.72 = 30,651,583.52/x
  3. Step 3: Cross multiply
    56,404,036.64x = 77,838,720.72 × 30,651,583.52
  4. Step 4: Simplify right side
    56,404,036.64x = 2,385,880,049,239,034.50
  5. Step 5: Solve for x
    x = 2,385,880,049,239,034.50/56,404,036.64
  6. Step 6: Final answer
    x = 42,299,810.29

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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.