Home / 19,838,271.28-29,712,101.72-9,470,783.08

Finding the Fourth Proportional to 19,838,271.28, 29,712,101.72 and 9,470,783.08

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Solution

The fourth proportional to 19,838,271.28, 29,712,101.72 and 9,470,783.08 is: 14,184,545.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,838,271.28 : 29,712,101.72 = 9,470,783.08 : x
  2. Step 2: Convert to fraction form
    19,838,271.28/29,712,101.72 = 9,470,783.08/x
  3. Step 3: Cross multiply
    19,838,271.28x = 29,712,101.72 × 9,470,783.08
  4. Step 4: Simplify right side
    19,838,271.28x = 281,396,870,241,014.88
  5. Step 5: Solve for x
    x = 281,396,870,241,014.88/19,838,271.28
  6. Step 6: Final answer
    x = 14,184,545.93

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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.