Home / 21,639,377.61-32,459,481.95-10,118,491.25

Finding the Fourth Proportional to 21,639,377.61, 32,459,481.95 and 10,118,491.25

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Solution

The fourth proportional to 21,639,377.61, 32,459,481.95 and 10,118,491.25 is: 15,177,931.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,639,377.61 : 32,459,481.95 = 10,118,491.25 : x
  2. Step 2: Convert to fraction form
    21,639,377.61/32,459,481.95 = 10,118,491.25/x
  3. Step 3: Cross multiply
    21,639,377.61x = 32,459,481.95 × 10,118,491.25
  4. Step 4: Simplify right side
    21,639,377.61x = 328,440,983,877,718.06
  5. Step 5: Solve for x
    x = 328,440,983,877,718.06/21,639,377.61
  6. Step 6: Final answer
    x = 15,177,931.17

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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.