Home / 48,938,917.20-73,408,116.60-12,547,237.20

Finding the Fourth Proportional to 48,938,917.20, 73,408,116.60 and 12,547,237.20

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Solution

The fourth proportional to 48,938,917.20, 73,408,116.60 and 12,547,237.20 is: 18,820,789.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,938,917.20 : 73,408,116.60 = 12,547,237.20 : x
  2. Step 2: Convert to fraction form
    48,938,917.20/73,408,116.60 = 12,547,237.20/x
  3. Step 3: Cross multiply
    48,938,917.20x = 73,408,116.60 × 12,547,237.20
  4. Step 4: Simplify right side
    48,938,917.20x = 921,069,051,385,457.38
  5. Step 5: Solve for x
    x = 921,069,051,385,457.38/48,938,917.20
  6. Step 6: Final answer
    x = 18,820,789.34

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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.