Home / 14,434,140.90-19,919,113.44-7,908,001.68

Finding the Fourth Proportional to 14,434,140.90, 19,919,113.44 and 7,908,001.68

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Solution

The fourth proportional to 14,434,140.90, 19,919,113.44 and 7,908,001.68 is: 10,913,041.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,434,140.90 : 19,919,113.44 = 7,908,001.68 : x
  2. Step 2: Convert to fraction form
    14,434,140.90/19,919,113.44 = 7,908,001.68/x
  3. Step 3: Cross multiply
    14,434,140.90x = 19,919,113.44 × 7,908,001.68
  4. Step 4: Simplify right side
    14,434,140.90x = 157,520,382,547,630.59
  5. Step 5: Solve for x
    x = 157,520,382,547,630.59/14,434,140.90
  6. Step 6: Final answer
    x = 10,913,041.77

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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.