Home / 42,579,984.98-63,869,970.93-10,231,887.89

Finding the Fourth Proportional to 42,579,984.98, 63,869,970.93 and 10,231,887.89

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Solution

The fourth proportional to 42,579,984.98, 63,869,970.93 and 10,231,887.89 is: 15,347,830.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,579,984.98 : 63,869,970.93 = 10,231,887.89 : x
  2. Step 2: Convert to fraction form
    42,579,984.98/63,869,970.93 = 10,231,887.89/x
  3. Step 3: Cross multiply
    42,579,984.98x = 63,869,970.93 × 10,231,887.89
  4. Step 4: Simplify right side
    42,579,984.98x = 653,510,382,093,319.12
  5. Step 5: Solve for x
    x = 653,510,382,093,319.12/42,579,984.98
  6. Step 6: Final answer
    x = 15,347,830.26

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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.