Home / 7,748,916.77-11,625,990.95-3,430,371.29

Finding the Fourth Proportional to 7,748,916.77, 11,625,990.95 and 3,430,371.29

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Solution

The fourth proportional to 7,748,916.77, 11,625,990.95 and 3,430,371.29 is: 5,146,714.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,748,916.77 : 11,625,990.95 = 3,430,371.29 : x
  2. Step 2: Convert to fraction form
    7,748,916.77/11,625,990.95 = 3,430,371.29/x
  3. Step 3: Cross multiply
    7,748,916.77x = 11,625,990.95 × 3,430,371.29
  4. Step 4: Simplify right side
    7,748,916.77x = 39,881,465,572,679.82
  5. Step 5: Solve for x
    x = 39,881,465,572,679.82/7,748,916.77
  6. Step 6: Final answer
    x = 5,146,714.92

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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.