Home / 8,646,117.40-11,931,730.50-4,725,985.42

Finding the Fourth Proportional to 8,646,117.40, 11,931,730.50 and 4,725,985.42

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Solution

The fourth proportional to 8,646,117.40, 11,931,730.50 and 4,725,985.42 is: 6,521,908.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,646,117.40 : 11,931,730.50 = 4,725,985.42 : x
  2. Step 2: Convert to fraction form
    8,646,117.40/11,931,730.50 = 4,725,985.42/x
  3. Step 3: Cross multiply
    8,646,117.40x = 11,931,730.50 × 4,725,985.42
  4. Step 4: Simplify right side
    8,646,117.40x = 56,389,184,378,369.31
  5. Step 5: Solve for x
    x = 56,389,184,378,369.31/8,646,117.40
  6. Step 6: Final answer
    x = 6,521,908.25

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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.