Home / 13,769,498.81-19,001,803.49-7,574,412.46

Finding the Fourth Proportional to 13,769,498.81, 19,001,803.49 and 7,574,412.46

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Solution

The fourth proportional to 13,769,498.81, 19,001,803.49 and 7,574,412.46 is: 10,452,631.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,769,498.81 : 19,001,803.49 = 7,574,412.46 : x
  2. Step 2: Convert to fraction form
    13,769,498.81/19,001,803.49 = 7,574,412.46/x
  3. Step 3: Cross multiply
    13,769,498.81x = 19,001,803.49 × 7,574,412.46
  4. Step 4: Simplify right side
    13,769,498.81x = 143,927,497,117,127.47
  5. Step 5: Solve for x
    x = 143,927,497,117,127.47/13,769,498.81
  6. Step 6: Final answer
    x = 10,452,631.51

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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.