Home / 53,273,705.08-72,983,754.67-51,281,946.36

Finding the Fourth Proportional to 53,273,705.08, 72,983,754.67 and 51,281,946.36

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Solution

The fourth proportional to 53,273,705.08, 72,983,754.67 and 51,281,946.36 is: 70,255,090.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,273,705.08 : 72,983,754.67 = 51,281,946.36 : x
  2. Step 2: Convert to fraction form
    53,273,705.08/72,983,754.67 = 51,281,946.36/x
  3. Step 3: Cross multiply
    53,273,705.08x = 72,983,754.67 × 51,281,946.36
  4. Step 4: Simplify right side
    53,273,705.08x = 3,742,748,992,138,339.50
  5. Step 5: Solve for x
    x = 3,742,748,992,138,339.50/53,273,705.08
  6. Step 6: Final answer
    x = 70,255,090.88

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.