Home / 14,445,901.02-19,935,216.27-7,919,411.88

Finding the Fourth Proportional to 14,445,901.02, 19,935,216.27 and 7,919,411.88

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Solution

The fourth proportional to 14,445,901.02, 19,935,216.27 and 7,919,411.88 is: 10,928,718.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,445,901.02 : 19,935,216.27 = 7,919,411.88 : x
  2. Step 2: Convert to fraction form
    14,445,901.02/19,935,216.27 = 7,919,411.88/x
  3. Step 3: Cross multiply
    14,445,901.02x = 19,935,216.27 × 7,919,411.88
  4. Step 4: Simplify right side
    14,445,901.02x = 157,875,188,559,007.28
  5. Step 5: Solve for x
    x = 157,875,188,559,007.28/14,445,901.02
  6. Step 6: Final answer
    x = 10,928,718.70

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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.