Home / 10,074,393.63-13,902,988.64-5,723,400.87

Finding the Fourth Proportional to 10,074,393.63, 13,902,988.64 and 5,723,400.87

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Solution

The fourth proportional to 10,074,393.63, 13,902,988.64 and 5,723,400.87 is: 7,898,478.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,074,393.63 : 13,902,988.64 = 5,723,400.87 : x
  2. Step 2: Convert to fraction form
    10,074,393.63/13,902,988.64 = 5,723,400.87/x
  3. Step 3: Cross multiply
    10,074,393.63x = 13,902,988.64 × 5,723,400.87
  4. Step 4: Simplify right side
    10,074,393.63x = 79,572,377,249,159.11
  5. Step 5: Solve for x
    x = 79,572,377,249,159.11/10,074,393.63
  6. Step 6: Final answer
    x = 7,898,478.08

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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.