Home / 86,829,935.34-119,828,680.48-47,673,362.46

Finding the Fourth Proportional to 86,829,935.34, 119,828,680.48 and 47,673,362.46

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Solution

The fourth proportional to 86,829,935.34, 119,828,680.48 and 47,673,362.46 is: 65,791,090.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    86,829,935.34 : 119,828,680.48 = 47,673,362.46 : x
  2. Step 2: Convert to fraction form
    86,829,935.34/119,828,680.48 = 47,673,362.46/x
  3. Step 3: Cross multiply
    86,829,935.34x = 119,828,680.48 × 47,673,362.46
  4. Step 4: Simplify right side
    86,829,935.34x = 5,712,636,117,626,567
  5. Step 5: Solve for x
    x = 5,712,636,117,626,567/86,829,935.34
  6. Step 6: Final answer
    x = 65,791,090.31

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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.