Home / 52,776,005.40-79,164,008.10-31,542,341.40

Finding the Fourth Proportional to 52,776,005.40, 79,164,008.10 and 31,542,341.40

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Solution

The fourth proportional to 52,776,005.40, 79,164,008.10 and 31,542,341.40 is: 47,313,512.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,776,005.40 : 79,164,008.10 = 31,542,341.40 : x
  2. Step 2: Convert to fraction form
    52,776,005.40/79,164,008.10 = 31,542,341.40/x
  3. Step 3: Cross multiply
    52,776,005.40x = 79,164,008.10 × 31,542,341.40
  4. Step 4: Simplify right side
    52,776,005.40x = 2,497,018,170,082,565
  5. Step 5: Solve for x
    x = 2,497,018,170,082,565/52,776,005.40
  6. Step 6: Final answer
    x = 47,313,512.10

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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.