Home / 39,749,429.28-59,624,165.25-12,457,848.18

Finding the Fourth Proportional to 39,749,429.28, 59,624,165.25 and 12,457,848.18

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Solution

The fourth proportional to 39,749,429.28, 59,624,165.25 and 12,457,848.18 is: 18,686,778.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,749,429.28 : 59,624,165.25 = 12,457,848.18 : x
  2. Step 2: Convert to fraction form
    39,749,429.28/59,624,165.25 = 12,457,848.18/x
  3. Step 3: Cross multiply
    39,749,429.28x = 59,624,165.25 × 12,457,848.18
  4. Step 4: Simplify right side
    39,749,429.28x = 742,788,798,543,731.75
  5. Step 5: Solve for x
    x = 742,788,798,543,731.75/39,749,429.28
  6. Step 6: Final answer
    x = 18,686,778.96

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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.