Home / 14,371,732.61-19,830,337.52-8,176,417.64

Finding the Fourth Proportional to 14,371,732.61, 19,830,337.52 and 8,176,417.64

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Solution

The fourth proportional to 14,371,732.61, 19,830,337.52 and 8,176,417.64 is: 11,281,946.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,371,732.61 : 19,830,337.52 = 8,176,417.64 : x
  2. Step 2: Convert to fraction form
    14,371,732.61/19,830,337.52 = 8,176,417.64/x
  3. Step 3: Cross multiply
    14,371,732.61x = 19,830,337.52 × 8,176,417.64
  4. Step 4: Simplify right side
    14,371,732.61x = 162,141,121,575,698.75
  5. Step 5: Solve for x
    x = 162,141,121,575,698.75/14,371,732.61
  6. Step 6: Final answer
    x = 11,281,946.72

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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.