Home / 32,076,278.40-48,114,417.60-12,920,782.80

Finding the Fourth Proportional to 32,076,278.40, 48,114,417.60 and 12,920,782.80

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Solution

The fourth proportional to 32,076,278.40, 48,114,417.60 and 12,920,782.80 is: 19,381,174.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,076,278.40 : 48,114,417.60 = 12,920,782.80 : x
  2. Step 2: Convert to fraction form
    32,076,278.40/48,114,417.60 = 12,920,782.80/x
  3. Step 3: Cross multiply
    32,076,278.40x = 48,114,417.60 × 12,920,782.80
  4. Step 4: Simplify right side
    32,076,278.40x = 621,675,939,358,097.38
  5. Step 5: Solve for x
    x = 621,675,939,358,097.38/32,076,278.40
  6. Step 6: Final answer
    x = 19,381,174.20

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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.