Home / 10,071,459.79-15,105,671.89-6,453,472.38

Finding the Fourth Proportional to 10,071,459.79, 15,105,671.89 and 6,453,472.38

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Solution

The fourth proportional to 10,071,459.79, 15,105,671.89 and 6,453,472.38 is: 9,679,236.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,459.79 : 15,105,671.89 = 6,453,472.38 : x
  2. Step 2: Convert to fraction form
    10,071,459.79/15,105,671.89 = 6,453,472.38/x
  3. Step 3: Cross multiply
    10,071,459.79x = 15,105,671.89 × 6,453,472.38
  4. Step 4: Simplify right side
    10,071,459.79x = 97,484,036,323,457.41
  5. Step 5: Solve for x
    x = 97,484,036,323,457.41/10,071,459.79
  6. Step 6: Final answer
    x = 9,679,236.02

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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.