Home / 52,742,057.32-72,754,322.34-30,712,960.36

Finding the Fourth Proportional to 52,742,057.32, 72,754,322.34 and 30,712,960.36

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Solution

The fourth proportional to 52,742,057.32, 72,754,322.34 and 30,712,960.36 is: 42,366,580.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,742,057.32 : 72,754,322.34 = 30,712,960.36 : x
  2. Step 2: Convert to fraction form
    52,742,057.32/72,754,322.34 = 30,712,960.36/x
  3. Step 3: Cross multiply
    52,742,057.32x = 72,754,322.34 × 30,712,960.36
  4. Step 4: Simplify right side
    52,742,057.32x = 2,234,500,618,047,082.50
  5. Step 5: Solve for x
    x = 2,234,500,618,047,082.50/52,742,057.32
  6. Step 6: Final answer
    x = 42,366,580.52

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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.