Home / 42,710,370.93-64,076,476.82-12,418,233.93

Finding the Fourth Proportional to 42,710,370.93, 64,076,476.82 and 12,418,233.93

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Solution

The fourth proportional to 42,710,370.93, 64,076,476.82 and 12,418,233.93 is: 18,630,526.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,710,370.93 : 64,076,476.82 = 12,418,233.93 : x
  2. Step 2: Convert to fraction form
    42,710,370.93/64,076,476.82 = 12,418,233.93/x
  3. Step 3: Cross multiply
    42,710,370.93x = 64,076,476.82 × 12,418,233.93
  4. Step 4: Simplify right side
    42,710,370.93x = 795,716,678,498,891.25
  5. Step 5: Solve for x
    x = 795,716,678,498,891.25/42,710,370.93
  6. Step 6: Final answer
    x = 18,630,526.06

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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.