Home / 60,343,333.80-90,515,000.70-14,905,128.30

Finding the Fourth Proportional to 60,343,333.80, 90,515,000.70 and 14,905,128.30

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Solution

The fourth proportional to 60,343,333.80, 90,515,000.70 and 14,905,128.30 is: 22,357,692.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,343,333.80 : 90,515,000.70 = 14,905,128.30 : x
  2. Step 2: Convert to fraction form
    60,343,333.80/90,515,000.70 = 14,905,128.30/x
  3. Step 3: Cross multiply
    60,343,333.80x = 90,515,000.70 × 14,905,128.30
  4. Step 4: Simplify right side
    60,343,333.80x = 1,349,137,698,508,090
  5. Step 5: Solve for x
    x = 1,349,137,698,508,090/60,343,333.80
  6. Step 6: Final answer
    x = 22,357,692.45

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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.