Home / 10,308,491.40-14,225,328.63-5,725,108.02

Finding the Fourth Proportional to 10,308,491.40, 14,225,328.63 and 5,725,108.02

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Solution

The fourth proportional to 10,308,491.40, 14,225,328.63 and 5,725,108.02 is: 7,900,432.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,308,491.40 : 14,225,328.63 = 5,725,108.02 : x
  2. Step 2: Convert to fraction form
    10,308,491.40/14,225,328.63 = 5,725,108.02/x
  3. Step 3: Cross multiply
    10,308,491.40x = 14,225,328.63 × 5,725,108.02
  4. Step 4: Simplify right side
    10,308,491.40x = 81,441,543,026,748.61
  5. Step 5: Solve for x
    x = 81,441,543,026,748.61/10,308,491.40
  6. Step 6: Final answer
    x = 7,900,432.75

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.