Home / 13,357,727.51-18,433,699.40-7,246,156.01

Finding the Fourth Proportional to 13,357,727.51, 18,433,699.40 and 7,246,156.01

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Solution

The fourth proportional to 13,357,727.51, 18,433,699.40 and 7,246,156.01 is: 9,999,714.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,357,727.51 : 18,433,699.40 = 7,246,156.01 : x
  2. Step 2: Convert to fraction form
    13,357,727.51/18,433,699.40 = 7,246,156.01/x
  3. Step 3: Cross multiply
    13,357,727.51x = 18,433,699.40 × 7,246,156.01
  4. Step 4: Simplify right side
    13,357,727.51x = 133,573,461,619,790.28
  5. Step 5: Solve for x
    x = 133,573,461,619,790.28/13,357,727.51
  6. Step 6: Final answer
    x = 9,999,714.52

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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.