Home / 14,249,204.32-19,664,140.80-7,723,043.68

Finding the Fourth Proportional to 14,249,204.32, 19,664,140.80 and 7,723,043.68

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Solution

The fourth proportional to 14,249,204.32, 19,664,140.80 and 7,723,043.68 is: 10,657,929.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249,204.32 : 19,664,140.80 = 7,723,043.68 : x
  2. Step 2: Convert to fraction form
    14,249,204.32/19,664,140.80 = 7,723,043.68/x
  3. Step 3: Cross multiply
    14,249,204.32x = 19,664,140.80 × 7,723,043.68
  4. Step 4: Simplify right side
    14,249,204.32x = 151,867,018,328,070.16
  5. Step 5: Solve for x
    x = 151,867,018,328,070.16/14,249,204.32
  6. Step 6: Final answer
    x = 10,657,929.73

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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.