Home / 30,576,713.84-42,195,331.17-16,637,598.70

Finding the Fourth Proportional to 30,576,713.84, 42,195,331.17 and 16,637,598.70

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Solution

The fourth proportional to 30,576,713.84, 42,195,331.17 and 16,637,598.70 is: 22,959,595.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,576,713.84 : 42,195,331.17 = 16,637,598.70 : x
  2. Step 2: Convert to fraction form
    30,576,713.84/42,195,331.17 = 16,637,598.70/x
  3. Step 3: Cross multiply
    30,576,713.84x = 42,195,331.17 × 16,637,598.70
  4. Step 4: Simplify right side
    30,576,713.84x = 702,028,987,020,061.50
  5. Step 5: Solve for x
    x = 702,028,987,020,061.50/30,576,713.84
  6. Step 6: Final answer
    x = 22,959,595.68

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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.