Home / 82,467,616.08-113,791,655.34-47,663,547.42

Finding the Fourth Proportional to 82,467,616.08, 113,791,655.34 and 47,663,547.42

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Solution

The fourth proportional to 82,467,616.08, 113,791,655.34 and 47,663,547.42 is: 65,767,803.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,467,616.08 : 113,791,655.34 = 47,663,547.42 : x
  2. Step 2: Convert to fraction form
    82,467,616.08/113,791,655.34 = 47,663,547.42/x
  3. Step 3: Cross multiply
    82,467,616.08x = 113,791,655.34 × 47,663,547.42
  4. Step 4: Simplify right side
    82,467,616.08x = 5,423,713,960,298,387
  5. Step 5: Solve for x
    x = 5,423,713,960,298,387/82,467,616.08
  6. Step 6: Final answer
    x = 65,767,803.39

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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.