Home / 10,071,459.29-15,105,671.14-6,453,471.87

Finding the Fourth Proportional to 10,071,459.29, 15,105,671.14 and 6,453,471.87

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Solution

The fourth proportional to 10,071,459.29, 15,105,671.14 and 6,453,471.87 is: 9,679,235.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,071,459.29 : 15,105,671.14 = 6,453,471.87 : x
  2. Step 2: Convert to fraction form
    10,071,459.29/15,105,671.14 = 6,453,471.87/x
  3. Step 3: Cross multiply
    10,071,459.29x = 15,105,671.14 × 6,453,471.87
  4. Step 4: Simplify right side
    10,071,459.29x = 97,484,023,779,460.84
  5. Step 5: Solve for x
    x = 97,484,023,779,460.84/10,071,459.29
  6. Step 6: Final answer
    x = 9,679,235.25

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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.