Home / 53,903,019.32-74,386,166.67-30,700,305.26

Finding the Fourth Proportional to 53,903,019.32, 74,386,166.67 and 30,700,305.26

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Solution

The fourth proportional to 53,903,019.32, 74,386,166.67 and 30,700,305.26 is: 42,366,421.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,903,019.32 : 74,386,166.67 = 30,700,305.26 : x
  2. Step 2: Convert to fraction form
    53,903,019.32/74,386,166.67 = 30,700,305.26/x
  3. Step 3: Cross multiply
    53,903,019.32x = 74,386,166.67 × 30,700,305.26
  4. Step 4: Simplify right side
    53,903,019.32x = 2,283,678,024,086,121.50
  5. Step 5: Solve for x
    x = 2,283,678,024,086,121.50/53,903,019.32
  6. Step 6: Final answer
    x = 42,366,421.26

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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.