Home / 6,919,643.52-10,379,509.02-4,538,612.88

Finding the Fourth Proportional to 6,919,643.52, 10,379,509.02 and 4,538,612.88

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Solution

The fourth proportional to 6,919,643.52, 10,379,509.02 and 4,538,612.88 is: 6,807,948.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,919,643.52 : 10,379,509.02 = 4,538,612.88 : x
  2. Step 2: Convert to fraction form
    6,919,643.52/10,379,509.02 = 4,538,612.88/x
  3. Step 3: Cross multiply
    6,919,643.52x = 10,379,509.02 × 4,538,612.88
  4. Step 4: Simplify right side
    6,919,643.52x = 47,108,573,326,248.17
  5. Step 5: Solve for x
    x = 47,108,573,326,248.17/6,919,643.52
  6. Step 6: Final answer
    x = 6,807,948.01

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.