Home / 6,447,577.29-8,891,549.71-4,125,204.72

Finding the Fourth Proportional to 6,447,577.29, 8,891,549.71 and 4,125,204.72

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Solution

The fourth proportional to 6,447,577.29, 8,891,549.71 and 4,125,204.72 is: 5,688,875.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,447,577.29 : 8,891,549.71 = 4,125,204.72 : x
  2. Step 2: Convert to fraction form
    6,447,577.29/8,891,549.71 = 4,125,204.72/x
  3. Step 3: Cross multiply
    6,447,577.29x = 8,891,549.71 × 4,125,204.72
  4. Step 4: Simplify right side
    6,447,577.29x = 36,679,462,831,806.63
  5. Step 5: Solve for x
    x = 36,679,462,831,806.63/6,447,577.29
  6. Step 6: Final answer
    x = 5,688,875.24

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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.