Home / 65,112,886.29-89,852,483.27-38,652,371.17

Finding the Fourth Proportional to 65,112,886.29, 89,852,483.27 and 38,652,371.17

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Solution

The fourth proportional to 65,112,886.29, 89,852,483.27 and 38,652,371.17 is: 53,338,313.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,112,886.29 : 89,852,483.27 = 38,652,371.17 : x
  2. Step 2: Convert to fraction form
    65,112,886.29/89,852,483.27 = 38,652,371.17/x
  3. Step 3: Cross multiply
    65,112,886.29x = 89,852,483.27 × 38,652,371.17
  4. Step 4: Simplify right side
    65,112,886.29x = 3,473,011,533,552,951
  5. Step 5: Solve for x
    x = 3,473,011,533,552,951/65,112,886.29
  6. Step 6: Final answer
    x = 53,338,313.37

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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.