Home / 39,749,228.51-59,623,863.53-12,457,646.82

Finding the Fourth Proportional to 39,749,228.51, 59,623,863.53 and 12,457,646.82

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Solution

The fourth proportional to 39,749,228.51, 59,623,863.53 and 12,457,646.82 is: 18,686,476.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,749,228.51 : 59,623,863.53 = 12,457,646.82 : x
  2. Step 2: Convert to fraction form
    39,749,228.51/59,623,863.53 = 12,457,646.82/x
  3. Step 3: Cross multiply
    39,749,228.51x = 59,623,863.53 × 12,457,646.82
  4. Step 4: Simplify right side
    39,749,228.51x = 742,773,033,838,330.25
  5. Step 5: Solve for x
    x = 742,773,033,838,330.25/39,749,228.51
  6. Step 6: Final answer
    x = 18,686,476.74

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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.