Home / 13,943,044.59-19,241,980.02-7,748,068.20

Finding the Fourth Proportional to 13,943,044.59, 19,241,980.02 and 7,748,068.20

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Solution

The fourth proportional to 13,943,044.59, 19,241,980.02 and 7,748,068.20 is: 10,692,655.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,943,044.59 : 19,241,980.02 = 7,748,068.20 : x
  2. Step 2: Convert to fraction form
    13,943,044.59/19,241,980.02 = 7,748,068.20/x
  3. Step 3: Cross multiply
    13,943,044.59x = 19,241,980.02 × 7,748,068.20
  4. Step 4: Simplify right side
    13,943,044.59x = 149,088,173,497,997.38
  5. Step 5: Solve for x
    x = 149,088,173,497,997.38/13,943,044.59
  6. Step 6: Final answer
    x = 10,692,655.58

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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.