Home / 10,513,690.47-14,515,461-8,061,590.84

Finding the Fourth Proportional to 10,513,690.47, 14,515,461 and 8,061,590.84

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Solution

The fourth proportional to 10,513,690.47, 14,515,461 and 8,061,590.84 is: 11,130,031.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,513,690.47 : 14,515,461 = 8,061,590.84 : x
  2. Step 2: Convert to fraction form
    10,513,690.47/14,515,461 = 8,061,590.84/x
  3. Step 3: Cross multiply
    10,513,690.47x = 14,515,461 × 8,061,590.84
  4. Step 4: Simplify right side
    10,513,690.47x = 117,017,707,435,977.23
  5. Step 5: Solve for x
    x = 117,017,707,435,977.23/10,513,690.47
  6. Step 6: Final answer
    x = 11,130,031.63

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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.