Home / 10,762,878.40-16,136,282.40-6,502,148.80

Finding the Fourth Proportional to 10,762,878.40, 16,136,282.40 and 6,502,148.80

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Solution

The fourth proportional to 10,762,878.40, 16,136,282.40 and 6,502,148.80 is: 9,748,368.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,762,878.40 : 16,136,282.40 = 6,502,148.80 : x
  2. Step 2: Convert to fraction form
    10,762,878.40/16,136,282.40 = 6,502,148.80/x
  3. Step 3: Cross multiply
    10,762,878.40x = 16,136,282.40 × 6,502,148.80
  4. Step 4: Simplify right side
    10,762,878.40x = 104,920,509,243,621.12
  5. Step 5: Solve for x
    x = 104,920,509,243,621.12/10,762,878.40
  6. Step 6: Final answer
    x = 9,748,368.92

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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.