Home / 38,249,869.73-57,386,061.38-12,341,685.02

Finding the Fourth Proportional to 38,249,869.73, 57,386,061.38 and 12,341,685.02

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Solution

The fourth proportional to 38,249,869.73, 57,386,061.38 and 12,341,685.02 is: 18,516,159.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,249,869.73 : 57,386,061.38 = 12,341,685.02 : x
  2. Step 2: Convert to fraction form
    38,249,869.73/57,386,061.38 = 12,341,685.02/x
  3. Step 3: Cross multiply
    38,249,869.73x = 57,386,061.38 × 12,341,685.02
  4. Step 4: Simplify right side
    38,249,869.73x = 708,240,693,834,270.50
  5. Step 5: Solve for x
    x = 708,240,693,834,270.50/38,249,869.73
  6. Step 6: Final answer
    x = 18,516,159.63

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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.