Home / 53,136,000.80-79,704,001.20-48,349,095.20

Finding the Fourth Proportional to 53,136,000.80, 79,704,001.20 and 48,349,095.20

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Solution

The fourth proportional to 53,136,000.80, 79,704,001.20 and 48,349,095.20 is: 72,523,642.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,136,000.80 : 79,704,001.20 = 48,349,095.20 : x
  2. Step 2: Convert to fraction form
    53,136,000.80/79,704,001.20 = 48,349,095.20/x
  3. Step 3: Cross multiply
    53,136,000.80x = 79,704,001.20 × 48,349,095.20
  4. Step 4: Simplify right side
    53,136,000.80x = 3,853,616,341,839,714.50
  5. Step 5: Solve for x
    x = 3,853,616,341,839,714.50/53,136,000.80
  6. Step 6: Final answer
    x = 72,523,642.80

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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.