Home / 20,742,463.43-31,103,737.00-9,803,541.41

Finding the Fourth Proportional to 20,742,463.43, 31,103,737.00 and 9,803,541.41

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Solution

The fourth proportional to 20,742,463.43, 31,103,737.00 and 9,803,541.41 is: 14,700,605.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,742,463.43 : 31,103,737.00 = 9,803,541.41 : x
  2. Step 2: Convert to fraction form
    20,742,463.43/31,103,737.00 = 9,803,541.41/x
  3. Step 3: Cross multiply
    20,742,463.43x = 31,103,737.00 × 9,803,541.41
  4. Step 4: Simplify right side
    20,742,463.43x = 304,926,773,676,995.75
  5. Step 5: Solve for x
    x = 304,926,773,676,995.75/20,742,463.43
  6. Step 6: Final answer
    x = 14,700,605.58

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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.