Home / 49,249,545.48-67,971,124.08-28,341,148.32

Finding the Fourth Proportional to 49,249,545.48, 67,971,124.08 and 28,341,148.32

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Solution

The fourth proportional to 49,249,545.48, 67,971,124.08 and 28,341,148.32 is: 39,114,669.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,249,545.48 : 67,971,124.08 = 28,341,148.32 : x
  2. Step 2: Convert to fraction form
    49,249,545.48/67,971,124.08 = 28,341,148.32/x
  3. Step 3: Cross multiply
    49,249,545.48x = 67,971,124.08 × 28,341,148.32
  4. Step 4: Simplify right side
    49,249,545.48x = 1,926,379,709,028,403.50
  5. Step 5: Solve for x
    x = 1,926,379,709,028,403.50/49,249,545.48
  6. Step 6: Final answer
    x = 39,114,669.80

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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.