Home / 12,777,585.02-17,634,613.65-7,272,298.52

Finding the Fourth Proportional to 12,777,585.02, 17,634,613.65 and 7,272,298.52

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Solution

The fourth proportional to 12,777,585.02, 17,634,613.65 and 7,272,298.52 is: 10,036,652.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,777,585.02 : 17,634,613.65 = 7,272,298.52 : x
  2. Step 2: Convert to fraction form
    12,777,585.02/17,634,613.65 = 7,272,298.52/x
  3. Step 3: Cross multiply
    12,777,585.02x = 17,634,613.65 × 7,272,298.52
  4. Step 4: Simplify right side
    12,777,585.02x = 128,244,174,747,666.78
  5. Step 5: Solve for x
    x = 128,244,174,747,666.78/12,777,585.02
  6. Step 6: Final answer
    x = 10,036,652.04

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.