Home / 14,271,947.04-19,692,437.76-8,686,452.32

Finding the Fourth Proportional to 14,271,947.04, 19,692,437.76 and 8,686,452.32

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Solution

The fourth proportional to 14,271,947.04, 19,692,437.76 and 8,686,452.32 is: 11,985,570.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,271,947.04 : 19,692,437.76 = 8,686,452.32 : x
  2. Step 2: Convert to fraction form
    14,271,947.04/19,692,437.76 = 8,686,452.32/x
  3. Step 3: Cross multiply
    14,271,947.04x = 19,692,437.76 × 8,686,452.32
  4. Step 4: Simplify right side
    14,271,947.04x = 171,057,421,666,807.62
  5. Step 5: Solve for x
    x = 171,057,421,666,807.62/14,271,947.04
  6. Step 6: Final answer
    x = 11,985,570.10

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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.