Home / 54,310,602.30-81,465,903.45-48,358,463.10

Finding the Fourth Proportional to 54,310,602.30, 81,465,903.45 and 48,358,463.10

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Solution

The fourth proportional to 54,310,602.30, 81,465,903.45 and 48,358,463.10 is: 72,537,694.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,310,602.30 : 81,465,903.45 = 48,358,463.10 : x
  2. Step 2: Convert to fraction form
    54,310,602.30/81,465,903.45 = 48,358,463.10/x
  3. Step 3: Cross multiply
    54,310,602.30x = 81,465,903.45 × 48,358,463.10
  4. Step 4: Simplify right side
    54,310,602.30x = 3,939,565,885,894,988
  5. Step 5: Solve for x
    x = 3,939,565,885,894,988/54,310,602.30
  6. Step 6: Final answer
    x = 72,537,694.65

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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.