Home / 42,128,064-58,136,943.24-23,543,514.36

Finding the Fourth Proportional to 42,128,064, 58,136,943.24 and 23,543,514.36

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Solution

The fourth proportional to 42,128,064, 58,136,943.24 and 23,543,514.36 is: 32,490,169.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,128,064 : 58,136,943.24 = 23,543,514.36 : x
  2. Step 2: Convert to fraction form
    42,128,064/58,136,943.24 = 23,543,514.36/x
  3. Step 3: Cross multiply
    42,128,064x = 58,136,943.24 × 23,543,514.36
  4. Step 4: Simplify right side
    42,128,064x = 1,368,747,958,017,445
  5. Step 5: Solve for x
    x = 1,368,747,958,017,445/42,128,064
  6. Step 6: Final answer
    x = 32,490,169.93

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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.