Home / 10,508,585.79-14,501,841.84-5,679,689.79

Finding the Fourth Proportional to 10,508,585.79, 14,501,841.84 and 5,679,689.79

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Solution

The fourth proportional to 10,508,585.79, 14,501,841.84 and 5,679,689.79 is: 7,837,968.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,508,585.79 : 14,501,841.84 = 5,679,689.79 : x
  2. Step 2: Convert to fraction form
    10,508,585.79/14,501,841.84 = 5,679,689.79/x
  3. Step 3: Cross multiply
    10,508,585.79x = 14,501,841.84 × 5,679,689.79
  4. Step 4: Simplify right side
    10,508,585.79x = 82,365,963,034,842.81
  5. Step 5: Solve for x
    x = 82,365,963,034,842.81/10,508,585.79
  6. Step 6: Final answer
    x = 7,837,968.37

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1.5x scale

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.