Home / 19,508,950.30-29,281,582.59-9,931,498.78

Finding the Fourth Proportional to 19,508,950.30, 29,281,582.59 and 9,931,498.78

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Solution

The fourth proportional to 19,508,950.30, 29,281,582.59 and 9,931,498.78 is: 14,906,491.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,508,950.30 : 29,281,582.59 = 9,931,498.78 : x
  2. Step 2: Convert to fraction form
    19,508,950.30/29,281,582.59 = 9,931,498.78/x
  3. Step 3: Cross multiply
    19,508,950.30x = 29,281,582.59 × 9,931,498.78
  4. Step 4: Simplify right side
    19,508,950.30x = 290,810,001,769,054.25
  5. Step 5: Solve for x
    x = 290,810,001,769,054.25/19,508,950.30
  6. Step 6: Final answer
    x = 14,906,491.50

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.