Home / 71,613,681.34-107,420,424.81-33,254,219.74

Finding the Fourth Proportional to 71,613,681.34, 107,420,424.81 and 33,254,219.74

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Solution

The fourth proportional to 71,613,681.34, 107,420,424.81 and 33,254,219.74 is: 49,881,284.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,613,681.34 : 107,420,424.81 = 33,254,219.74 : x
  2. Step 2: Convert to fraction form
    71,613,681.34/107,420,424.81 = 33,254,219.74/x
  3. Step 3: Cross multiply
    71,613,681.34x = 107,420,424.81 × 33,254,219.74
  4. Step 4: Simplify right side
    71,613,681.34x = 3,572,182,411,195,887.50
  5. Step 5: Solve for x
    x = 3,572,182,411,195,887.50/71,613,681.34
  6. Step 6: Final answer
    x = 49,881,284.47

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.