Home / 7,017,502.08-10,515,230.64-5,423,966.40

Finding the Fourth Proportional to 7,017,502.08, 10,515,230.64 and 5,423,966.40

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Solution

The fourth proportional to 7,017,502.08, 10,515,230.64 and 5,423,966.40 is: 8,127,430.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,017,502.08 : 10,515,230.64 = 5,423,966.40 : x
  2. Step 2: Convert to fraction form
    7,017,502.08/10,515,230.64 = 5,423,966.40/x
  3. Step 3: Cross multiply
    7,017,502.08x = 10,515,230.64 × 5,423,966.40
  4. Step 4: Simplify right side
    7,017,502.08x = 57,034,257,679,610.50
  5. Step 5: Solve for x
    x = 57,034,257,679,610.50/7,017,502.08
  6. Step 6: Final answer
    x = 8,127,430.11

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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.