Home / 52,251,641.29-78,408,024.74-19,484,847.20

Finding the Fourth Proportional to 52,251,641.29, 78,408,024.74 and 19,484,847.20

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Solution

The fourth proportional to 52,251,641.29, 78,408,024.74 and 19,484,847.20 is: 29,238,667.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,251,641.29 : 78,408,024.74 = 19,484,847.20 : x
  2. Step 2: Convert to fraction form
    52,251,641.29/78,408,024.74 = 19,484,847.20/x
  3. Step 3: Cross multiply
    52,251,641.29x = 78,408,024.74 × 19,484,847.20
  4. Step 4: Simplify right side
    52,251,641.29x = 1,527,768,381,484,383.75
  5. Step 5: Solve for x
    x = 1,527,768,381,484,383.75/52,251,641.29
  6. Step 6: Final answer
    x = 29,238,667.80

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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.