Home / 14,249,205.32-19,664,142.18-7,723,044.68

Finding the Fourth Proportional to 14,249,205.32, 19,664,142.18 and 7,723,044.68

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Solution

The fourth proportional to 14,249,205.32, 19,664,142.18 and 7,723,044.68 is: 10,657,931.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249,205.32 : 19,664,142.18 = 7,723,044.68 : x
  2. Step 2: Convert to fraction form
    14,249,205.32/19,664,142.18 = 7,723,044.68/x
  3. Step 3: Cross multiply
    14,249,205.32x = 19,664,142.18 × 7,723,044.68
  4. Step 4: Simplify right side
    14,249,205.32x = 151,867,048,650,012.59
  5. Step 5: Solve for x
    x = 151,867,048,650,012.59/14,249,205.32
  6. Step 6: Final answer
    x = 10,657,931.11

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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.