Home / 15,639,111.53-23,459,943.90-7,854,022.03

Finding the Fourth Proportional to 15,639,111.53, 23,459,943.90 and 7,854,022.03

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Solution

The fourth proportional to 15,639,111.53, 23,459,943.90 and 7,854,022.03 is: 11,781,674.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,639,111.53 : 23,459,943.90 = 7,854,022.03 : x
  2. Step 2: Convert to fraction form
    15,639,111.53/23,459,943.90 = 7,854,022.03/x
  3. Step 3: Cross multiply
    15,639,111.53x = 23,459,943.90 × 7,854,022.03
  4. Step 4: Simplify right side
    15,639,111.53x = 184,254,916,095,700.91
  5. Step 5: Solve for x
    x = 184,254,916,095,700.91/15,639,111.53
  6. Step 6: Final answer
    x = 11,781,674.15

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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.