Home / 12,772,225.81-19,160,866.52-4,685,272.08

Finding the Fourth Proportional to 12,772,225.81, 19,160,866.52 and 4,685,272.08

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Solution

The fourth proportional to 12,772,225.81, 19,160,866.52 and 4,685,272.08 is: 7,028,835.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,772,225.81 : 19,160,866.52 = 4,685,272.08 : x
  2. Step 2: Convert to fraction form
    12,772,225.81/19,160,866.52 = 4,685,272.08/x
  3. Step 3: Cross multiply
    12,772,225.81x = 19,160,866.52 × 4,685,272.08
  4. Step 4: Simplify right side
    12,772,225.81x = 89,773,872,934,762.77
  5. Step 5: Solve for x
    x = 89,773,872,934,762.77/12,772,225.81
  6. Step 6: Final answer
    x = 7,028,835.40

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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.