Home / 14,413,073.93-19,890,488.18-7,886,978.45

Finding the Fourth Proportional to 14,413,073.93, 19,890,488.18 and 7,886,978.45

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Solution

The fourth proportional to 14,413,073.93, 19,890,488.18 and 7,886,978.45 is: 10,884,274.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,413,073.93 : 19,890,488.18 = 7,886,978.45 : x
  2. Step 2: Convert to fraction form
    14,413,073.93/19,890,488.18 = 7,886,978.45/x
  3. Step 3: Cross multiply
    14,413,073.93x = 19,890,488.18 × 7,886,978.45
  4. Step 4: Simplify right side
    14,413,073.93x = 156,875,851,496,752.41
  5. Step 5: Solve for x
    x = 156,875,851,496,752.41/14,413,073.93
  6. Step 6: Final answer
    x = 10,884,274.40

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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.